If it's total freedom I guess the ultimate thing you can go into is total silence between the audience and performer with the performer projecting something he doesn't even have to play.
Freedom has a price. Most people aren't willing to pay it.
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Woe to that nation whose literature is cut short by the intrusion of force. This is not merely interference with freedom of the press but the sealing up of a nation's heart the excision of its memory.
