Rains also points out that Microsoft will patch vulnerabilities in Windows Vista and above, but "malicious" researchers will likely reverse engineer these updates, test to see if they affect Windows XP -- which most of them will according to the report -- and write exploits for those vulnerabilities, targeting the older Windows XP platform.
Perhaps they could come out with a Windows 8 version that would work with the system requirements of older systems that are currently running XP.
When you spend 3 years developing a custom solution that has a market base of a couple of hundred units, you really can't afford to throw it all away two years later.
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