The dev team has also been pretty slow. CSUWildcat, one of the leaders in the team, used to be a primary maintainer/employee of Microsoft and developed ION. However, the SSI community in general, is more academic than business focused. They have the right ideas... but their ability to execute on them is incredibly limited. Dorsey could make it work, by implementing VCs and DID's at scale through Cash app and Square though. I wouldn't underestimate the technology once they get their shit together, if they get it together.
While there are a lot of standards, the ultimate 'standard' of Web5, the verifiable credential as decentralized identifier, is ultimately just JSON. Easy to build around.