US court strikes down 'click-to-cancel' rule designed to make unsubscribing easy

Proton mail has an auto unsubscribe button to unsubscribe from any mailing list.

No more searching the very tiny tiny small print at the bottom of the email to unsubscribe.

you were sure you ticked or was you supposed to untick that scam tick box when you signed up or bought something online,

https://proton.me/support/auto-unsubscribe

Sometimes the unsubscribe method is used to confirm an actual person.

Then the email address gets noted and shipped off to others for further email / spam / phishing / etc.