I don't have anything against Riseup in particular, but it's making me sad to see that there are still smart people who are passionate about email security, are

I don't have anything against Riseup in particular, but it's making me sad to see that there are still smart people who are passionate about email security, are based in the US, and are saying "you should just trust us to ignore the secret court orders that legally require us to spy on you without telling you about it". The world changed already. Take the energy that you're currently putting into making promises that you can't keep and work on something with a defensible security model instead.