Tinder's paid tiers have a similar feature, "only show me to people I've liked" or some such. In practice it just crushes your match flow, and presumably create

Tinder's paid tiers have a similar feature, "only show me to people I've liked" or some such. In practice it just crushes your match flow, and presumably creates a paradox wherein two users with that setting enabled will never see each other. I agree though, there's ways to do this that still retain safety. Something along the lines of public key cryptography for dating. :)