Earlier quoted context omitted.
> clean and neat Really? You miss that special "concrete gray and primary blue" feel? I think I used every MS operating system starting with DOS, and I miss exactly none of the "historic" interfaces. To the extent I get annoyed when institutional IT departments force you to use the "classic" theme on modern windows boxes ("It's faster!" - no, it isn't to any human perceptible degree, and I appreciate not having to st…
In Windows it is a bit odd anyway, as anything drawn using GDI or GDI+ goes through the CPU. This includes the "classic" interface. For accelerated interfaces (Aero), the GPU is involved (but don't ask me how - perhaps someone could elaborate?), so on rubbish GPUs it may be slower than going through the CPU, perhaps? Windows should tell you that your computer is rubbish so won't attempt to use the Aero interface. If…
That said, it's entirely possible that this policy persisted after it no longer made sense.