Well, i disagree with his last comment "must be considered invalid ". Then the 42.68 is available to the public even if not on Nvidia's site and anyone can compare.
I understand your point, but as the product is still not available, the drivers should be still beta.
BTW, there's a lot of people using beta drivers and prefer them over WHQL.
But if they think they're going to hold onto it, they're smoking something hallucinogenic - Jen-Hsun Huang