quote: But what if Microsoft used its GUI patents to sue Apple? Well that's unlikely as the companies have essentially a patent "truce" -- they cross-license their IP to each other. As a result they can focus their efforts on suing or banning other parties, without having to worry about attacks from each other.
quote: [T]here are all these other features that just make the phone much more efficient, things that are embedded deeply in the operating system. Microsoft has invested for decades more money than anyone else in research and development directed toward the efficiency of operating systems. These devices have moved from having a rudimentary phone system to being a full-fledged computer, with a sophisticated, modern operating system. In doing that, they have really stood on the shoulder of companies like Microsoft who made all these billions of dollars in investments.