That doesn't really check out. Surely, if they were forum-shopping, they would have brought it in the Eastern District, which has a 57.5% success rate, instead

That doesn't really check out. Surely, if they were forum-shopping, they would have brought it in the Eastern District, which has a 57.5% success rate, instead of the Northern District, which has a 40.6% success rate. (The national average is 32.4%.)