>the future, but I doubt it given the cost. It is basically a>rich mans toy @ $620k. Therefore I slightly prefer the 350 model. Not only at least $100,000 cheaper but I would not have to deal with inconvenience of wearing the oxygen mask. Michael J.http://img142.imageshack.us/img142/9320/apollo17vf7.jpg

>>> but I would not have to deal with>inconvenience of wearing the oxygen mask. >>Michael J.>But at least you would have the option!Main differences are twin turbos, built in oxygen, climate control...and speed