> but decentralization isn't super effective for private channels of communication The two examples of that not being the case are OTR XMPP and PGP e-mail. >

> but decentralization isn't super effective for private channels of communication The two examples of that not being the case are OTR XMPP and PGP e-mail. > particularly where neither end is running the software in question You cannot have useful encrypted communication if your software does not support it.