The ability of the Airdyne to build metabolic capacity, not too mention the just plain suck, needs to be experienced to be believed.
Workout:
Jerk
Then (from the NorCal 40s):
As many rounds as possible in 7 minutes of
7 chest to bar pull-ups
10 dumbbell push presses 40/20#
10 kettlebell swings 45/25#