Tell me about public blockchain apps that do not involve objective money or objective identity, which require strict global consensus, why they should be built on public blockchains, and why haven't they been built yet? I'll consider writing a post, when I get back to it, to explain why it does or doesn't make sense

I think punks and a handful of the later projects they inspired, like nouns, are interesting social experiments

Real World Ethereum 🌎 
building /daimo ✳️ 

I count those as leveraging both money and identity - a nice mix though. I'm looking more specifically fpr non-financial apps that have nothing to do with either money or identity

I'd like to see projects more use of the chain for its most basic capability: untamperable, timestamped data distribution.

Did you know the NYT has been publishing merkle roots since 1995?

I'd like to see projects more use of the chain for its most basic capability: untamperable, timestamped data distribution.

Did you know the NYT has been publishing merkle roots since 1995?

https://www.vice.com/en/article/j5nzx4/what-was-the-first-blockchain

what are the biggest apps that have nothing to do with money or identity?

This limits the surface area quite a bit for potential applications that are widely used