I don't understand that line of argument? it's kind of like saying, lets deregulate the road / sky so we have increased choice of how and where we drive and who

I don't understand that line of argument? it's kind of like saying, lets deregulate the road / sky so we have increased choice of how and where we drive and who can fly aircraft and where...... more choice, more competition..... but clearly a bad idea because it is actually dangerous without regulation