>>They needed the other browsers to step up their game, especially js performance so they could offer the kinds of web applications they wanted to.
The actual reason is they have to pay browser vendors like Firefox hundreds of millions of dollars for having Google search as their default search plugin. Plus, they are at the mercy of other companies if they decide to change the default search plugin. All this plus the mobile game, if you have a browser and that has a major market share you can be rest assured to send the traffic to your sites.
Same with android, as long as you have your stuff(OS, Browser) installed on other people devices, getting traffic from their is easier. Which is why they give it away for free. Have a big market share and you win by default.
The actual reason is they have to pay browser vendors like Firefox hundreds of millions of dollars for having Google search as their default search plugin. Plus, they are at the mercy of other companies if they decide to change the default search plugin. All this plus the mobile game, if you have a browser and that has a major market share you can be rest assured to send the traffic to your sites.
Same with android, as long as you have your stuff(OS, Browser) installed on other people devices, getting traffic from their is easier. Which is why they give it away for free. Have a big market share and you win by default.