I suppose you can’t know that, but your odds on betting on a whole industry are better than a single company. Not to mention, the barrier to entry for a registrar becoming accredited really isn’t that high, so I wouldn’t expect market consolidation unless ICANN changes the process, at which point shit is fucked regardless.

If you have your own domain, you aren’t stuck with your dependencies. Swapping registrars is a straight forward porting procedure. Swapping hosting is a matter of replacing 5 or so DNS entries. It took me about 20 minutes to reconfigure my domain’s email when I decided I didn’t want to use Proton anymore.

Exactly why WAPs, Switches, Firewalls, and Modems should all be separate devices