Identity on the blockchain won't actually happen if nobody actually works to make it happen. In practice, though, it's much more profitable (and easier) to buil

Identity on the blockchain won't actually happen if nobody actually works to make it happen. In practice, though, it's much more profitable (and easier) to build centralised businesses where you actually have a product or service to sell that only you can provide (due to network effects), so people work on that instead.