Would you be interested to integrate the new p2p echo protocol for email to
> Thunderbird or as an extension?
> It has encryption out of the box and thus it should be integrated.
> Thunderbird just needs the spoton kernel and some gui api elements added.
> SVN of the kernel: https://sourceforge.net/p/spot-on/code/commit_browser
I certainly wouldn't block anyone from working on this, but an extension
would definitely be the best way to proceed, since then it wouldn't be tied
down to Thunderbird's release schedule…