I tried to set up PGP on a yubikey and use that for SSH encryption, email signing, and other things. In the end PGP made is so uncomfortable that I just stopped

I tried to set up PGP on a yubikey and use that for SSH encryption, email signing, and other things. In the end PGP made is so uncomfortable that I just stopped. PGP may be a secure piece of software (I don't know enough about this to have an opinion), but it's not a usable piece of software.