That's actually the deal with Thunderbird, too. Supported S/MIME and needed a plugin, Enigmail, to interface with OpenPGP. What is happening here is that the th

That's actually the deal with Thunderbird, too. Supported S/MIME and needed a plugin, Enigmail, to interface with OpenPGP. What is happening here is that the thunderbird add-on interface is changing and they decided that instead of porting Enigmail they are integrating OpenPGP straight into Thunderbird like S/MIME is.