Since some might exploit or squat on these, no one should get them? Following that logic, we wouldn't have any domain names at all. The prima facie argument s

Since some might exploit or squat on these, no one should get them? Following that logic, we wouldn't have any domain names at all. The prima facie argument seems 'pro' - it's a technical restriction that didn't turn out to be necessary or as informative as originally thought. Why hang on to limitations that are essentially historical accidents?