I'm looking for existing benchmarks on nostr:npub1dergggklka99wwrs92yz8wdjs952h2ux2ha2ed598ngwu9w7a6fsh9xzpc 's Crowd-wall idea.

👉 Creator sets a payment goal. Anyone can contribute and when the goal is reached the content is released freely.

Got a feeling this can and must have already been gamified in fun ways.