Yep. It’s quite literally an expression of power for them. Pointing it out does nothing but feed them.

By calling it “[your] expected outcome” I believe you’ve answered your own question there.

Consent is important, dickweed. Cry about it.

Why would you assume it to be appropriate to attempt humiliating someone, even as a joke, just because you happened to discover they were into consensual practice of the kink? Super fucking weird bro. Would you just tie a random person up without asking them if they mentioned they were into rope bondage?