You go to your computer when you want to turn your brain on. The personal computer remains the only common possession that makes smart people feel stupid and requires the constant ministrations of a priesthood of experts. Unless you own a really lousy car, it's likely that your PC is the least dependable device in your home or office. Walter S. Mossberg for the Wall Street Journal, Personal Technology. By making it easy to launch a program with a single click, you're also making it possible to launch a dangerous program with a single click.
Technology is like a genie, capable of both harm and good.
And he's out of the bottle. The overriding rule, if you want to run a domain, is to be fair. If you're in charge of managing domain name space, you should treat everybody who asks for registration the same. It's not to say there won't be legal challenges, but they will be beaten back. You'll never get 100 percent of people on the Internet agreeing on anything.