Takes time and dev's aren't cheep. Best coder in the world has to feed their family. Best managers in the world have to feed their coders.

Devs and managers could. But (as a web dev) why bother.

- 1.7 percent of responding households reporting horse ownership (US) - should we call road builders bad at their job because we don't include horse friendly tracks. - Can you imagine a city manager asking for more horse friendly roads in your city? It's 1.7% after all.