If you pay Proton Mail for a service, they may hand over the payment data in response to a court order: https://www.404media.co/proton-mail-helped-fbi-unmask-anonymous-stop-cop-city-protestor/
Proton Mail Helped FBI Unmask Anonymous ‘Stop Cop City’ Protester

A court record reviewed by 404 Media shows privacy-focused email provider Proton Mail handed over payment data related to a Stop Cop City email account to the Swiss government, which handed it to the FBI.

404 Media

@evacide this is far from new? What happened to the internet never forgets? Proton regularly complies with police/government/legal etc.

2021

https://www.malwarebytes.com/blog/news/2021/09/protonmail-hands-users-ip-address-and-device-info-to-police-showing-the-limits-of-private-email

ProtonMail hands user's IP address and device info to police, showing the limits of private email

What can we expect from privacy-focused email if law enforcement come knocking?

Malwarebytes
@Tekchip Is there something in my post that says this is a novel development?
@evacide no, left more so for the other folks replying to your post as if this is unexpected.
@Tekchip Feel free to reply to them while leaving me out of it.
@evacide More polite rebuttal than I could have managed.