Yes, it was a shame, and it only died mainly due to the lack of available apps in the store and bad management. MS took too long to release it with Android and iOS already well established in the market.. It was also the OS that resisted the longest in the Pwn2Own Hacking Contest in these years. While Android and iOS went down in less than a minute, before the hackers could access the data, on WindowsPhone they hit their teeth on a rock, after half an hour they could only access the cookies.