Filed under: Desktops, LaptopsRumors of Microsoft's successor to Vista have been cropping up virtually since day one, and if this latest one is to be believed, it looks like one of the earliest may have been right on target after all. According to TG Daily, "several industry sources" are now saying that the a very early version of the so-called "Windows 7" OS has already shipped to "key partners," and that Microsoft is now eying the second half of 2009 for a release of the real deal