The Good and the Bad
How’s Proton Mail hanging when it comes to being “the most secure email” on the planet?
https://restoreprivacy.com/email/reviews/protonmail/
If the service is centralized, it is not secure from governments. End-to-end encryption sounds neat, but once you interact with an email counterparty not using encryption, the game is up. Requires third-party software to work with email clients/standards.