Who is working on Decentralized identity (DiD)? I believe it will be a top public good for the future. 

But it will require pseudonymous secure message to become very useful. 

Farecaster could actually be a potential candidate to solve this.

VC crypto Investment Partner & founder of MC² Ventures, tech nerd, ex-IR-manager for a company that went public on nasdaq 

Our team has been working with DID going on 5 years. Kicking off a new project next week that should set the stage for more accessible usage on consumer products in 2023.