Just as a thought exercise, I wonder what kind of ramifications we would see if a registrar shut down a major domain name like google.com or facebook.com (beyon

Just as a thought exercise, I wonder what kind of ramifications we would see if a registrar shut down a major domain name like google.com or facebook.com (beyond the obvious lawsuit; what would come of that suit?). Lost revenue for either company would very quickly exceed the value of the registrar.