These providers are just as responsible for spam by running opt-out mailing lists and, even worse... spamming you with surveys and confirmations to see why you

These providers are just as responsible for spam by running opt-out mailing lists and, even worse... spamming you with surveys and confirmations to see why you unsubscribed. With tracking pixels and rewritten URLs that go through their system before you get to the real destination. You don’t get a choice. That was made for you.