Many people said that there was no way the Apollo program would have repaid itself. And in fact it had to be shutdown because it was bankrupting NASA. Same fo

Many people said that there was no way the Apollo program would have repaid itself. And in fact it had to be shutdown because it was bankrupting NASA. Same for the ISS and the LHC although the latter still has some time to make it back, but it would have to be one hell of a comeback because the discovery of the Higgs Boson and then nothing else was the nightmare scenario which promplty materialized itself. Also fusion.