I am unable to edit my OP, but @wpierce, feel free to edit the OP with the current status. It would be unfair to mark your post as a solution.
Spamming +1’s may actually make the process faster implicitly. More accurately, what it does is serve as a good proxy of the number of customers significantly impacted by this problem (after all, they went through the effort of posting). The higher that number is, the higher Nvidia should prioritise this problem and ought to allocate resources accordingly.