Filed under: Misc. GadgetsWe don't take much stock in Digitimes rumors, but the negative chatter about NVIDIA just keeps getting louder -- in addition to that nasty defective GPU situation, word is that problems with the nForce line might lead the company to exit the chipset business entirely. According the Inquirer, mobos based on the high-end 790i line have already been pulled by several manufacturers, including Foxconn and Gigabyte, and apparently NVIDIA is asking motherboard makers if it should stay in the chipset game at all and getting lukewarm reactions. Of course, NVIDIA was talking about