I was unable to post answers to the questions within my domain of knowledge, because I didn't post answers (and get likes) outside of my domain of knowledge.
There's a minimum threshold of likes ("reputation") necessary to post in many parts of that service.
No. No there's not. If you get lots of downvotes on answers you might get banned from answering further questions until you improve your reputation score, but there's nothing like what you describe.
There's a minimum threshold of likes ("reputation") necessary to post in many parts of that service.