Earlier quoted context omitted.
For us non-StarCraft players, what is a "cheesy build"? <:)
It's cheesy cause it "smells" :) If enemy is scouting on time he will notice your cheese and if he reacts properly he is almost guaranteed to win no matter what. But many people don't scout (or don't understand what they see even when they scout) and then cheesy strategy is easy win. It's usually very gimmicky strategy - for example building your barracks near enemy base at the start of the game and pumping army inst…
Interesting how different strategies within the same set of rules are looked down on. Thanks for the explanation.