> the backwards-compatibility burden sometimes running all > the way back to Windows 95, maybe even Windows 3.1+Win32s. Chen's wonderful blog (the Old New

> the backwards-compatibility burden sometimes running all > the way back to Windows 95, maybe even Windows 3.1+Win32s. Chen's wonderful blog (the Old New Thing) talks about this, like the backward compatibility hack in windows 95 to support BUGS in 3d party DOS/win3.1 programs like Lotus 1-2-3 or SimCity. No doubt many of those hacks have been ported to following windows versions.