Sellam, this sounds like something you might want to
consider for the
 next VCF.  Sure, the retrocode challenge is interesting, but a
 "stop-the-runaway-rack-of-heavy-iron" competition would bring down the
 house.
 
Rack Races!  One guy stands inside the rack and two teammates push like
mad.  Now THAT would be hysterical. :)
g.