Alienware Swaps SteamOS For Windows
Just-in-time manufacturing avoids having excess inventory, but R&D is a cost that can only be recouped through selling inventory. They invested money in designing the case and need to recoup that investment. Seems fair they are not taking that design and selling it with Windows on it.
NVIDIA Shows Interactive Ray Tracing On GPUs
Actually, I was at a presentation done by Pixar last year and they said that for Ratatouille, they ditched raytracing for rasterising. The reason why is that they realised early on that most of the scenes were taking place where there was a lot of metals and glasses with translucent liquids (like wine). They wanted to have nice effects, but rendering a single glass of wine took hours for a single frame. In the end, they decided to rasterize those scenes instead faking the caustics with environment maps and other raster tricks. I don't know if they used the same technique for Wall-E