I've got a better idea. At a given moment why don't you...

I've got a better idea. At a given moment why don't you shout 'Hands in the air if you love hip hop' and then we'll all do it. I have visions of entire open plan offices coming to a halt whilst their workers sit there with their hands in the air. Also, then we can identify fellow OBO readers, the guy next to me might be reading this, but like me, he's going to great lengths not to be observed. Those not in the know will be confused.