They work, but the tilde character in the pdf is wrong. Try this: http://www.paradise.caltech.edu/~cook/Warehouse/RecursiveBike.avi http://www.paradise.caltech.

They work, but the tilde character in the pdf is wrong. Try this: http://www.paradise.caltech.edu/~cook/Warehouse/RecursiveBike.avi http://www.paradise.caltech.edu/~cook/Warehouse/RecursiveBik...