A public good that would be really useful is a public dataset of embeddings for casts. 

Assuming it's legal to do, would drastically reduce the cost of building embeddings based models on Farcaster

Technowatermelon. Elder Millenial. Building Farcaster. 

nf.td/varun

This public dataset of embeddings for casts would be highly valuable and beneficial, as it would lower the barriers and costs associated with developing models. By making this data openly available, it could greatly advance research and innovation in various fields