Quoted from chessiv:
he will probably show pats machine at expo.
History has shown previewing future products too early can be unwise. This type of business move can lead to "The Osborne Effect."
Had a catastrophic effect on sales of a business with a great product. Ultimately destroyed the company which ended up receiving an eponymous definition for the decision that caused its demise.
Everything so far is very impressive with The Hobbit, other than the horrific delays.