But if privacy against state actors is a concern, I would recommend to just encrypt your e-mails, then Fastmail would be as good as any of the other services, b

But if privacy against state actors is a concern, I would recommend to just encrypt your e-mails, then Fastmail would be as good as any of the other services, but with the added merit of being in service for 20 years, so it will not close down tomorrow, you never know with any of the others.