I second these points and would add: - support for U2F/FIDO second-factor authentication (among other, lesser beasts of similar burden). I also find their blo

I second these points and would add: - support for U2F/FIDO second-factor authentication (among other, lesser beasts of similar burden). I also find their blog interesting and informative, at https://blog.fastmail.com/ https://blog.fastmail.com/ * edit: Google/Gmail supports U2F as well, so it's not a distinction - just a baseline benefit.