It doesn’t really rely absolutely on domain names; at the very root there’s just a DID. DNS happens to be the best we’ve got right now as a human-readable username and address in-one goes.
We can work to make DNS /ICANN et.al. more democratically operated and people-owned while at the same time devising wholly alternate paradigms like Handshake and similar: https://blog.webb.page/2025-08-21-dap-the-handshake-successo...