Your wallet reveals your balances, transaction history and gives you a means to mail/obtain cash. Some wallets may perhaps give extra. vanityssh-go means that you can generate ED25519 private keys with vanity public keys - GitHub - danielewood/vanityssh-go: vanityssh-go permits you to generate ED25519 private keys with vanity community keys https://thebookpage.com/story2561245/getting-my-eth-vanity-address-generator-to-work