It’s not often that the chairman of one major Silicon Valley law firm kicks dirt in open court on a fellow chairman/business rival.

But in part of his opening statement Monday, Cooley Godward Kronish Chairman Stephen Neal claimed that former Brocade CEO Gregory Reyes could not be convicted of illegal stock option backdating because Brocade’s outside counsel, Wilson Sonsini Goodrich & Rosati, was fine with the practice.