Re: [math-fun] Set your clocks back...

I suggest that we eliminate bad ideas to narrow the search. Here's one: If everyone on earth faces east and belches at the same time, it will have absolutely no effect.

Some radio wags have contended that it would be cheaper to fiddle with the Earth's actual rotation, than to keep screwing around with leap seconds. How much effort would it really require to speed up or slow down the Earth's rotation by one second in one year?