"So far, there are only 2 viable dominant business models in the world OS market = M$'s licensing or subscription fees or Google's giving away free popular software(eg Android) to users in return for the ability to obtain targeted ad revenue through them."

Ray Norda, if he were still alive would be my choice to lead. He used closed source when there was no open source alternative, and didn't lose sleep over it. Caldera was way ahead of the pack.