A wise man hears profit in the wind.
Many businesses do quite well by various Open Source strategies to augment Commerce, but make no mistake, pure Open Source remains nothing but a lobeless Hu-Man Altruistic fantasy! 
That's why we're drinking Slug-o-Cola after all, and not Open Source Cola!
 
And so, until material scarcity is finally eliminated and Robotopia achieved, Entrepreneurs will adventure, daring escape attempt from the rat-race, seeking to promote new ideas to make of them not merely sustainable and renewable concerns, but growth industry.
Count me in!