I have put togther and am continuously updating an index to help folks get through the mountains of info on Quadrocopters and Tricopters. Quadrocopter and Tricopter Mega Link Index: www.rcgroups.com/forums/showthread.php?t=1097355
Hope that helps!
Cheers,
Jim
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BTW, you missed the one I fly: the Parrot AR.Drone