You make it sound like it's a bad thing. My company can build and maintain a really big program with a minimal number of developers because Windows is so backw

You make it sound like it's a bad thing. My company can build and maintain a really big program with a minimal number of developers because Windows is so backwards-compatible. No need to rebuild everything every 3 years because APIs changed or some framework got deprecated. It's just running and running and running on our customer's hardware.