Interesting compromise.

FairEmail will send the Autocrypt header for use by other email clients, but only for signed and encrypted messages because too many email servers have problems with the often long Autocrypt header.

Comments like this…

I’m not exactly in a position to convince them to use tuta, so openpgp is required for me.

Why interop with Proton matters even if Proton is a li’l sus:

Some folks, including vendors, have misrepresented the EFF post as essentially pushing people to “permanently” uninstall PGP

Yes. And that take was correct since that is what has happened since.