4 ms·It can be sent over email or anything , doesn't even need security.by kang 11y agoIt can be sent over email or anything , doesn't even need security.walls 11y agoNobody is saying it's difficult, just that it's out of band.kang 11y agoOP did mean it as an important and big thing & even the links pointed to wallets pointing each other out over not doing this (seriously?)