Netflix Watch Instantly fans could be due for a big upgrade, as CNET has heard the company will roll out 1080p and 5.1 surround sound later this year. No word on timing or any other details, but this could mean its moving to version 3 of Microsoft's Silverlight streaming platform with its additional tweaks for adaptive streaming and hardware graphics acceleration. Also unknown is how much bandwidth would be necessary, but considering Microsoft already uses very similar technology for its
