SpaceChem is one of my most-used examples for "this is what happens when you take a game mechanic and optimize it to infinity". Amazing depth and complexity an

SpaceChem is one of my most-used examples for "this is what happens when you take a game mechanic and optimize it to infinity". Amazing depth and complexity and a really long play-through that stays interesting. And then that leaderboard pops up and makes mockery of your past hour of work, egging you on to beat the curve somewhere. I love it.