A pianist can do what they do repeatably, youtube miracle workers would end up being booed out of actual performances. http://grantland.com/features/anth

A pianist can do what they do repeatably, youtube miracle workers would end up being booed out of actual performances. http://grantland.com/features/anthony-gatto-juggling-cirque-du-soleil-jason-fagone/ http://grantland.com/features/anthony-gatto-juggling-cirque-... Partly this was an illusion created by the combination of affordable video equipment and the Internet; young jugglers now kept their cameras running all the time, so if they hit a trick one time out of 100, they could upload the proof and make themselves look like gods, even if they’d never be able to execute the trick onstage, like Gatto could.