You're wrong, and I'm not going to bother arguing it further because you're just ignoring me on the fundamental point again and again.

[quote]What is to stop, hundreds or thousands of people from doing that.[/quote]

Step one: not having real magic circuits that mean their body/soul is conditioned to take in and expel magical energy like that. Easy. "Why can't you make fake magic circuits? Because you don't have real ones."