The parent post to the one you're responding explicitly calls out that they cannot unsubscribe from lists when they've subscribed with a +-address: > I have s

The parent post to the one you're responding explicitly calls out that they cannot unsubscribe from lists when they've subscribed with a +-address: > I have several services I will never be able to unsubscribe from because of the latter—and yes, I tried manually URI encoding it