Well, I think the approach taken by the author - all dolutions are known and easy and people are just stupid for not just doing the obvious - deserves it, for f

Well, I think the approach taken by the author - all dolutions are known and easy and people are just stupid for not just doing the obvious - deserves it, for failing to ask - and even better, answer - the obvious question of why nobody else saw it before and fixed if if it were so easy.