Since when is being an NV Focus Group member a bad thing? There were and still are great people out there, that helped the community and for that, were offered the position. If ATI or NV approached anyone in here, with similar offer, who would turn it down?
And it's not like they are hiding, not anymore that is
There's at least a dozen people, that are working for Intel or ATI/AMD and are posting things aimed to hurt the competition and you don't even know it.
Unless people, that hate PhysX just because it is owned by NV stop posting or come to senses, it's all pointless. Look at XS forums and the thread about Havok in the News section. Doing nothing is considered better than doing anything by some, just because it involves ATI...