The Giants defense has been great this year

Cody Glenn-USA TODAY Sports The Giants, as a quick scroll down Fangraphs Lane will tell you, are a mess. They’re 21-27, their Pythagorean record says they’re overperforming (their expected record right now is something like 18-30), their second- and third-order winning percentages are even worse than that, they’re 26th in offense, they’re 28th in pitching, and they (still) have the worst rotation in baseball.

But other than that, Mrs. Lincoln, they’re doing all right!

The bullpen, as we all know, is great, and has lived up to that billing so far this year, coming in 9th in fWAR as a group. But it’s the defense that has really shined, with Fangraphs ranking them as the seventh best defense in…