I still prefer end-to-end encryption. There are some decent clients for GPG or PGP, we just need to get more people using them.
...and yet people still scramble for 'convenience' or whatever reason they want the next big thing.
GPG was released 14 years ago!
rightclick -> encrypt -> pick your recipient -> enter passphrase.
I still don't understand what's so hard about it - and you can use what ever network* you like.
*email/skype/forum pm/bitmessage/paper&pen/write it on a pigeon..