it's all in the reverse shoulder rollthen once it's started it's almost impossible to stop. Some even think its the key to perpetual motion machines
(
HappyToast Groat froth,
Mon 27 Jan 2014, 12:58,
archived)
hahahaIf you stare long enough, it looks like it's going backwards!
(
Q4nobody,
Mon 27 Jan 2014, 12:59,
archived)