The Variable
foobarcrypto thoughts
| Platform |  | Pricing | Only free issues | Publishes | Monthly |
|---|---|---|---|---|---|
| Issues | 11 | Founded | 4 years ago | Last Issue | 2 years ago |
| Active | |||||
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0xfoobar.substack.comLatest Issues
Batch Transactions for EOAs
An externally-owned-address (EOA) is what most people call a Metamask wallet. It makes direct transactions using a private key. Unlike smart contract wallets like a gnosis safe or ERC-4337 wallet, an EOA has no code. If you’ve sent an Ether...
Liquid Delegates
Delegation is crypto power-of-attorney. You store valuable tokens in cold wallets, link it to a hot wallet, then do everyday token-gated actions like claiming airdrops, playing games, and joining discord channels from your hot wallet. You n...
Vanity Addresses
$160 million gone. Wintermute, among the sharpest market-making funds in the space, woke up one September morning to find nine figures missing from a critical wallet. What caused the compromise? Bad randomness in a vanity address generator....
delegate.cash
“I been hacked. All my apes gone” - the desperate cry heard ‘round the twitter, inspiring its own canonization into the meme hall of fame. Crypto infrastructure is still in its 1980’s Unix stage of life, where one wrong click can “rm -rf”...
Why Finality Matters
TradFi is supposedly safe because we have centralized intermediaries to reverse mistaken transactions; crypto is described as dangerous because there’s no undo button. Transactions are final, so what if somebody screws up? It’s a common que...
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