https://know.zombit.info/%E7%86%B1%E9%8C%A2%E5%8C%85/
https://know.zombit.info/%e5%86%b7%e9%8c%a2%e5%8c%85/
虛擬通貨流動吧 Superfluid Virtual Currency Community
Orders on CowSwap are signed messages and therefore gasless, costing nothing to submit. In case of price movements against your order, in the worst case, the order will expire and you won't spend gas on failed transactions, while on Uniswap you would still spend it.
solana-keygen pubkey "prompt://?key=0'/0'" 這樣就可以產生和 sollet 一樣的 pubkey 了