It may be that other developers are finding that their games play better on one platform over the other, so they're choosing to migrate to that platform. ↗
We can provide beta software to our developers in advance of the general public. We can easily link up with external partners, customers, and suppliers. ↗
Before the commercial ventures, Linux tended to be rather hard to set up, because most of the developers were motivated mainly by their own interests. ↗