Apple, Google and Microsoft revalue smartphone DNA | Reuters:
A battle royale has recalibrated the market for smartphone DNA. With Apple, Google and Microsoft duking it out for control of the mobile market, each needs or desires more and better patents for supremacy. Without them, their devices are vulnerable to shakedowns for royalties or, worse, demands to stop using the innovations. This has sparked a mad dash to acquire such portfolios -- for use as both a saber and a shield.