Oil is far from irrelevant. The entire world economy depends on oil being as cheap as it is today -- even $4 gas is an incredible deal for just how much work yo

Oil is far from irrelevant. The entire world economy depends on oil being as cheap as it is today -- even $4 gas is an incredible deal for just how much work you can get done with it. If OPEC goes crazy, the whole world can grind to a halt due to ripple effects.