Memo transaction

Post memo Yes, https://twitter.com/ProfFaustus/status/989530126407872513 and other proofs I've collected so far: https://github.com/xmodulus/MemoPlusPlus/blob/master/src/defaults.js
Reply to memo 35034d20982c6a2e1cc2ee059125c0eaec76b08e59ec0140e8f37e92935950ce