Ilya losing access to the GPUs he needs to do his research so that the company can service a few more customers seemed like a fundamental betrayal to him and a sign that Sam was ignoring safety in order to grow marketshare.
If Elon is able to promise him the resources he needs to do his research then I think it could work out.
and also Bitcoin might be the exception that proves the rule - every other chain or token is managed by a few insiders taking get-rich-quick marks for a ride.