So, we already reported to you about the cake we got from Nvidia along with an Aperture Laboratories-themed letter, as well as the ultimate result of Portal arriving on the SHIELD with a short review of our experience and some screen shots. Well, Nvidia’s viral marketing doesn’t stop there with SHIELD as today we received a bright green crowbar from Nvidia that simply said, “What Would Gordon Do?” This is a clear allusion to Half Life 2, and as if that isn’t enough, they also have the Half-Life 2 and SHIELD logos emblazoned on the crowbar itself. As we had alluded to in the previous