They are. They are all forced to use NIP-04, for instance. So, nobody can migrate to NIP-44 because we don't have approval from devs of these less used kinds. NIP-90 forces kind ranges, which blocks a...
💯% agree. Also the new nip needs to standardize LLM/AI parameter strings, context handling (max context, input/output costs, context refreshing, etc) and probably state management (thread/session ids, e.g. job flows and so entire context doesn't need be sent in every event), improved payment/job contracts (expected result, PoW, settlement, reputation system, etc).