Chrome was also advertised relentlessly, for years. For something which isn't being sold as a product, Google certainly spend a lot of time and money promoting

Chrome was also advertised relentlessly, for years. For something which isn't being sold as a product, Google certainly spend a lot of time and money promoting it. And that was certainly not out of altruism. They wanted the control and influence, and let's face it, they have got it. Unfortunately, I don't think antitrust covers strong-arming web "standards" and related influences.