Greg Sullivan explained why smartphones will not get WP7 WP8

Despite the fact that the lack of updating existing smartphones running Windows Phone OS version 7.x to Windows Phone 8 was completely expected and predictable, but it could not fail to disappoint owners of such vehicles. For all the resemblance of operating systems, their internal structure is very different, because of Windows Phone 7 based on Windows CE, and Windows Phone 8 on Windows NT. This provides compatibility with the latest Windows RT, support for multi-core processors, better graphics cards. However, the marketing director, Greg Sullivan, Windows Phone (Greg Sullivan) said that the possibility of installing WP8 on the unit was originally designed for WP7 is available, but this makes no sense. problem is not poor hardware smartphone itself, but the fact that She will not give to take advantage of the new operating system. The main advantages of WP8 sranenii an earlier version is support for multi-core processors, higher resolution screens, NFC and memory cards microSD, but as it were hardware limitations, then none of the smartphone market with WP7 these traits in their specification does not. For this reason, and released updated Windows Phone 7.8, which will give some of the changes the user experience and capabilities will match themselves vehicles. Unfortunately, the difference between the kernel does not provide backward compatibility of applications - working on WP7 can be adapted for WP8, but not vice versa.