But at least they're making a move to democratize privacy and encryption. I'm a power user, but I know most of my friends aren't. Setting up PGP with them would be an adventure, while having them open an account at ProtonMail is more easy. In the end you need an account somewhere anyway, so why not support this kind of effort while you're at it?
Fosstodon is an English speaking Mastodon instance that is open to anyone who is interested in technology; particularly free & open source software.