derGoldstein writes: "We've seen some very impressive aerobatics performed by quadrocopters before, but this is getting ridiculous. Robohub points to the latest advancement from the Flying Machine Arena, which developed algorithms that allow quadrocopters to juggle an inverted pendulum."
"What a wonder is USENET; such wholesale production of conjecture from
such a trifling investment in fact."
-- Carl S. Gutekunst