THE 2-MINUTE RULE FOR 1WALLET

/legacy: legacy code forked from an early TOTP demo by Quoc Le, refactored and rebuilt by @polymorpher for tests and benchmarking, and discontinued in June 2021.1wallet (OTP Wallet) is developed for those who want the ideal and the most up-to-date from the entire world of copyright, but never want to deal with senseless "mnemonic words and phrases"