I was using ChangeTip at the time. If they didn't sign up and collect it within two weeks, it was refunded back to me. The app was shut down years ago.
Discussion
I see. Sounds like a pretty good model tbh. It’s too bad many businesses like that have left or gotten substantially worse over the years.
They never really had a business model. It was such a cool idea though, and one of my favorite ways to orange pill people before the Lightning network.