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by boplicity 890 days ago
> I've seen a perverse dark pattern on one click unsubscribe.

The new requirement specifically sidesteps this, by making it possible for the email client to send a POST request directly. No need to visit the website at all; just click a button in the email client. In Gmail, senders that have this implemented now have a big blue UNSUBSCRIBE button next to their email address at the top of the message.