The author says that "Open source has won, so Mozilla's original mission to promote free software is no longer a priority," and that Mozilla should focus on adv

The author says that "Open source has won, so Mozilla's original mission to promote free software is no longer a priority," and that Mozilla should focus on advocacy. But how can Mozilla's advocacy have any effect if there is not a competitive Mozilla browser? The vendors of popular browsers are able to ignore Mozilla and do whatever they want, because there is little threat that people are going to switch to Mozilla's browser en masse.