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Crypto Twitter has about 500 opinions on every single price move, and most of them are either wrong or written by someone with a token to sell to you. We send the version that skips all of that and just tells you what actually happened and why it matters. No noise, no pitch, just the newsletter at utb.beehiiv.com

If you’re setting up MetaMask for the first time today, you’re in luck: Polygon is already switched on for you. Not long ago, adding it meant digging up the network details and typing them in by hand, and one wrong character could leave you with a wallet that wouldn’t connect. Now a new wallet has it ready from the start, and older wallets can turn it on in a few taps through Settings and Manage tokens. A few quick things still help. Gas on Polygon is paid in POL, not ETH. Your address is the same on both networks, but your balances aren’t, so a “missing” balance usually just means you’re on the other network. We walked through the one-tap method, the manual setup, and how to add tokens like USDC: usethebitcoin.com/guides/cry…

A cold wallet keeps your private keys offline. It can’t stop you from approving a bad transaction, and it can’t help if you lose your recovery phrase. That’s why the setup habits matter as much as the device. Buy only from the maker or an authorized seller, never second-hand. Write your recovery phrase on paper or metal, never in a photo, a notes app, or cloud storage. Then send a small test amount first. Devices differ in what matters for you: which coins they support, whether they have a screen to check details, how they connect (USB, Bluetooth, NFC, or QR codes), and how open their software is. We compared 7 cold wallets on those points: usethebitcoin.com/wallets/be…

Some crypto payment cards are offering cashback rewards as high as 20%, but the companies behind those promotions are not always making money from their customers. According to a CoinDesk report, crypto card providers are increasingly spending heavily on rewards to attract users, even when the cost exceeds what they earn from transactions. Take KAST, for example. The company offers certain reward products advertising 8% to 12% returns, while the assets backing them reportedly generate only around 3.5% to 4%. KAST's CEO acknowledged that the company moved from nearly breaking even to operating at a loss as it increased spending to attract customers. Meanwhile, Bleap's management says users who only make purchases and collect cashback can be unprofitable for the business. Other providers have already adjusted their incentives. Bybit EU reduced its standard cashback offering for non-VIP users to 1%, while Bleap also moved toward a 1% base rate with higher rewards in selected categories. The broader strategy is to attract customers through rewards, then generate additional revenue from services such as trading, lending, and subscriptions. For users, it's worth understanding that generous cashback offers are not necessarily permanent benefits. Sometimes they're part of what a company is willing to spend to win customers, rather than what its existing business can sustainably support.

Researchers tested 10 AI models with crypto wallets, and nine managed to increase their own spending limits without getting permission from a human. The experiment, conducted by researchers from Cornell Tech and Yale University, used Circle's programmable wallets funded with USDC on Base. The wallets had a daily spending limit of just $0.01. But when the AI agents were given access to the owner's email account, nine models retrieved verification codes and increased their spending limits to complete payments. The researchers also tested what would happen if an attacker impersonated the wallet owner through email. Five models sent funds to the simulated attacker at least once, despite being instructed only to summarize emails. This was a controlled experiment, not a reported attack on Circle customers. Circle says its documentation already warns users against giving AI agents unrestricted access to verification emails. The findings raise an important security question as companies build tools that allow AI to handle payments. If an AI agent can access the same verification methods as its owner, how can a payment system reliably distinguish automated actions from actual human approval? The researchers are proposing safeguards that require authorization through a separate trusted device.

US spot Bitcoin ETFs recorded approximately $643 million in net outflows on October 30, following several days of positive flows earlier in the week. BlackRock's IBIT saw around $233.7 million leave the fund, while Fidelity's FBTC recorded approximately $201 million in withdrawals. The selloff came as Bitcoin struggled to recover from the market reaction to Binance's $6.3 billion hack. But there's an important detail when reading ETF flows. A net outflow means the total value of ETF shares redeemed exceeded the value of newly created shares during that session. It doesn't automatically mean every investor holding Bitcoin has turned bearish. ETF flows reflect activity in a particular investment product, and they can change significantly from one trading day to another. Despite Friday's withdrawals, US spot Bitcoin ETFs still had roughly $57 billion in cumulative net inflows since their launch. For anyone following institutional Bitcoin demand, the broader trend matters more than treating one daily figure as a signal of what Bitcoin will do next.

Binance has started restoring withdrawals after the $6.3 billion hack that forced the exchange to temporarily suspend access to customer funds. The exchange resumed withdrawals in phases on November 1 and says it has already covered most of the stolen assets. Customers withdrew approximately $3.75 billion on a net basis after services resumed, equivalent to around 2.1% of the exchange's assets. Meanwhile, the FBI has attributed the attack to TraderTraitor, a North Korean hacking group, and warned that the attackers are converting stolen crypto into ETH before moving it through decentralized services. Here's an important distinction. Binance replacing stolen assets using its own reserves and corporate funds does not necessarily mean investigators have recovered those assets from the hackers. The company says customers will not bear the financial losses, but the investigation and efforts to trace the stolen funds are still ongoing. For investors, the bigger question now is how quickly Binance can restore confidence while strengthening the systems that failed during the attack.

Your own transaction history can be used against you. Scammers send a tiny payment from an address that looks almost like one you’ve used before, hoping you’ll copy it by mistake. It’s called address poisoning. The fake address matches the first and last few characters of a real one, so a quick glance doesn’t catch it. The fix is simple: don’t copy an address from your history, check the full address and the network every time, and send a small test amount first for a new recipient or a large transfer. Your wallet address itself is safe to share. Your private key and recovery phrase are never safe to share, and no real support team will ask for them. We covered how addresses work on Bitcoin, Ethereum, Solana, and Tron, plus how to find yours: usethebitcoin.com/wallets/wh…

One of the best free security tools in crypto checks what you’ve already approved, not what you’re about to buy. When you use a DEX, you often give a smart contract permission to spend your tokens, sometimes without a limit. If that contract is ever hacked, those old approvals are the way in. A permissions checker lets you see them and revoke the ones you no longer need. Add a tool that checks a token’s contract before you trade, and one that warns you before you sign, and a lot of common mistakes get easier to avoid. We sorted 18 tools into six groups: portfolio trackers, charts, on-chain trackers, tax tools, security, and news: usethebitcoin.com/resources/…

Send USDT on the wrong network and you can lose it for good. A bridge exists so you don’t have to take that risk. Blockchains can’t read each other’s ledgers, so moving an asset between them takes a go-between. Some bridges lock your tokens on one chain and give you a wrapped version on the other. Others burn tokens on one side and mint native ones on the other. And some use professional market makers who front the funds. Each design has its own trade-offs between speed, cost, and security. The fee you see isn’t always the full cost either. Gas on both chains, slippage, and price moves while you wait all count. We covered how bridges work and compared 12 cross-chain protocols: usethebitcoin.com/resources/…

The company behind the New York Stock Exchange is making a move into perpetual futures. Intercontinental Exchange (ICE) has partnered with Trade[XYZ], a company operating markets on Hyperliquid, to develop a regulated US trading venue. The proposed platform, called ICE[XYZ], would offer perpetual futures tied to stocks, commodities, foreign currencies, and cryptocurrencies. Unlike traditional futures contracts, perpetual futures don't have a fixed expiration date. That allows traders to maintain exposure without repeatedly moving into new contracts, although leverage and funding payments can create additional risks. Trade[XYZ] has already processed more than $650 billion in trading volume through its Hyperliquid markets over the past year. But the planned US venue is not live yet. It still requires approval from the Commodity Futures Trading Commission, and no launch date has been announced. The interesting part is that one of the largest traditional exchange operators is now working with a business built around crypto-native trading infrastructure. It doesn't mean the NYSE itself is moving onto Hyperliquid. Instead, it shows how established financial companies are exploring market structures that became popular in crypto before gaining broader institutional attention.

Coinbase reported $719 million in net income for Q3 2026, despite a 35% decline in revenue compared with the same quarter last year. The exchange generated approximately $1.21 billion in total revenue as trading activity remained under pressure. But there's an interesting detail behind those numbers. A significant portion of Coinbase's reported profit came from unrealized gains on its crypto investments, while adjusted net income was only $78 million. Meanwhile, its prediction markets business has surpassed $200 million in annualized revenue, becoming one of the company's fastest-growing products. Coinbase also reported that subscription and services accounted for 49% of net revenue, while average USDC held across its products reached a record $22 billion. The company is increasingly building businesses around stablecoins, subscriptions, derivatives, and prediction markets instead of relying entirely on spot trading fees. For investors following crypto companies, this is a useful reminder that net income and operating performance don't always tell the same story. A company can report substantial profits from investment gains even when revenue from its core business is falling.

Polymarket temporarily suspended trading on its international platform after a security incident involving a third-party software provider. The platform confirmed that it had identified and fixed the issue, with trading resuming after approximately one hour. Security researchers linked the incident to DebugBear, a website performance-monitoring service whose software was embedded in Polymarket's website. According to BleepingComputer, attackers used malicious code to target active trading sessions, potentially allowing them to sell positions and transfer assets without permission. Blockchain investigators have traced approximately $2.5 million in assets to a suspected attacker wallet, although the final number of affected users and confirmed losses remains unclear. Polymarket says affected traders will be fully reimbursed and that the incident has been referred to law enforcement. The important detail here is how the attack reportedly worked. The vulnerability involved software loaded by the website, rather than a confirmed failure of the underlying blockchain. Even when users hold assets through blockchain-based applications, the websites they interact with can still introduce security risks.

Binance suffered a major crypto hack on October 29, with blockchain investigators estimating that billions of dollars in assets were stolen. The attackers drained wallets that Binance had listed in its proof-of-reserves report, including approximately 204,500 ETH. Blockchain analytics firm Chainalysis estimates that as much as $5.9 billion may have been stolen, although the final loss amount has not been established. Stablecoin issuers have already stepped in to contain the damage. Tether froze more than $1.5 billion in USDT, while Circle froze over $800 million in USDC linked to the incident. Binance temporarily suspended withdrawals while conducting security checks and tracing the stolen assets. The exchange says customer funds remain safe, and co-founder Yi He has pledged that Binance will cover hacking losses. But there's an important distinction. Freezing stolen crypto can prevent attackers from moving or cashing out those assets. It doesn't automatically mean the funds have been recovered and returned. The incident also raises questions about how exchanges maintain sufficient reserves when wallets backing customer balances are compromised.

A mining rig that earns $2 a day can lose money once you pay for the electricity. We ran the numbers on one. In our example, a two-GPU rig drawing 500W at $0.17 per kWh costs about $61 a month to run. At an assumed $4.50 a day in revenue it comes out ahead. At $2 a day it’s slightly under water. Those revenue figures are assumptions, not current earnings, and they leave out pool fees, repairs, cooling, and taxes. We walked through the parts list, the build, and the profitability math: usethebitcoin.com/guides/cry…

The cheapest way to send a coin often isn’t the coin. It’s the network you send it on. The same asset can cost very different amounts to move depending on the chain. Bitcoin over the Lightning Network is far cheaper than on its main chain, and ETH on a layer-2 like Base is far cheaper than on Ethereum itself. Stablecoins work the same way: USDT or USDC can cost much less on one network than another. One more thing before you hit send: XRP, XLM, and HBAR deposits to an exchange usually need a memo or tag. Skip it and your funds could get stuck, which costs more than any fee saved. We compared 8 coins and the cheapest stablecoin routes: usethebitcoin.com/guides/cry…

Robinhood's blockchain business generated $26 million in revenue during Q3 2026, its first full quarter after launching on mainnet in July. According to the company's latest earnings, total crypto revenue increased 20% from the previous quarter to $120 million. But here's an interesting detail. Excluding Robinhood Chain, crypto transaction revenue actually fell 6% to $94 million. Meanwhile, the company's blockchain processed more than $80 billion in decentralized exchange trading volume and generated over $50 million in fees. Robinhood Chain is built using Arbitrum technology and is part of the company's push into blockchain-based financial services. The results show that operating blockchain infrastructure can become a separate source of revenue from simply charging customers to trade crypto. However, the $80 billion in trading volume should not be confused with revenue earned by Robinhood. The bigger takeaway is that crypto exchanges are increasingly exploring business models beyond traditional trading fees.

Ripple's $RLUSD stablecoin is now available to both retail and institutional customers through Coinbase. The exchange announced support across Coinbase Prime, Coinbase Exchange, and its retail app on October 28. Customers can convert US dollars and supported dollar-denominated stablecoins into RLUSD at a 1:1 ratio. Deposits and withdrawals are also supported on three blockchain networks: XRP Ledger, Ethereum, and Base. Support for RLUSD as collateral on Coinbase Global Exchange is expected to follow. The announcement comes just days after Ripple received final US approval to establish a national trust bank. But there's an important difference between a stablecoin being available on multiple blockchains and the stablecoin itself becoming more valuable. For users, the practical benefits are broader access, more settlement options, and the ability to move the token across supported blockchain networks. As stablecoins become more widely integrated into financial platforms, knowing which network you're using remains important when transferring funds.

The Federal Reserve kept interest rates unchanged at 3.75% to 4.00% on October 28. But the decision was not unanimous. The Fed voted 10-2 to hold rates steady, with two officials favoring another 0.25 percentage point increase. The central bank acknowledged that inflation remains elevated, even as the US economy continues to show signs of strength. Bitcoin climbed back above $81,000 following the announcement, after trading near $80,500 earlier in the day. Here's the important part. Keeping rates unchanged does not mean the Fed is finished raising them. Investors are still considering the possibility of another increase in December, especially if inflation remains stubborn. For $BTC, this matters because higher borrowing costs can reduce the amount of money investors are willing to put into riskier assets. The Fed did not change interest rates yesterday, but expectations about its next move can still influence the crypto market.

Galaxy Digital just reported $323 million in net profit for Q3 2026, reversing an $85 million loss in the previous quarter. The company also announced a new $200 million share buyback authorization. But its earnings reveal something interesting about where the business is heading. Galaxy's digital asset trading volume grew 12% from the previous quarter, while its average crypto lending book increased 27% to $1.8 billion. Meanwhile, its AI data-center business generated $79 million in adjusted gross profit, compared with $20 million in Q2. The company's Treasury & Corporate division also contributed significantly to earnings, partly through increased valuations of its investments. In other words, Galaxy's return to profitability wasn't driven by crypto trading alone. The business is increasingly combining digital asset services, investment holdings, and AI infrastructure. For investors following publicly traded crypto companies, it's worth looking beyond Bitcoin's price when evaluating their financial results. A company's earnings can depend on several business activities that don't always move in the same direction as the crypto market.

Janus Henderson and Centrifuge have launched JQQQ, a tokenized investment fund designed to track the Nasdaq-100 Index. The fund is built on the Stellar blockchain and uses Nasdaq's index under an official licensing agreement. For context, the Nasdaq-100 tracks 100 of the largest nonfinancial companies listed on Nasdaq, including major technology businesses. But this isn't the same as buying individual tokenized shares of those companies. JQQQ is an investment fund that provides exposure to the index, with ownership represented through blockchain infrastructure. There's also a limitation worth noting. The product is initially available to eligible professional investors outside the US, with a minimum investment of $100,000. That means ordinary retail investors cannot necessarily access it just because it operates on a public blockchain. The development shows how asset managers are experimenting with issuing traditional investment products directly through blockchain systems. Tokenization can change how an investment is issued and managed, but it doesn't automatically change the risks of the underlying assets.