Consider all the co-funding and note-sharing that goes on among supposedly competing investors. That's clearly anti-competitive activity, but it's never enforced because of the power of the people who do it.
It sounds like his particular lawsuit is without legal ground and will fail, but he deserves major props for bringing public attention to VC-istan's collusion problem.
As I wrote, he's already morally entitled to an EIR position (at the very least, if not a real VC job) from VC-istan for his courage, intellect, and ethical above-board-ness, which are well into the top 5% by VC-istan standards (although that's not saying much).