What seems to matter now is the investment that companies have made in all their software. Unfortunately, it doesn't matter if that investment was wise, or if

What seems to matter now is the investment that companies have made in all their software. Unfortunately, it doesn't matter if that investment was wise, or if the alternatives might be better; any transition is believed to be too risky, expensive, or even unnecessary. So far, the only thing that seems to make a dent is a system that allows virtualization of Windows. If you want to help rid the world of Windows, then you need to start there: build perfect compatibility in a sandbox, while making something obviously superior that runs outside the sandbox.