Plus, a little less altruistically, it lets Google embed stuff like Google Gears and Google Toolbar directly into the browser, set Google.com as the browser hom

Plus, a little less altruistically, it lets Google embed stuff like Google Gears and Google Toolbar directly into the browser, set Google.com as the browser homepage, and add a bunch of buttons linking to various Google services. Companies like Google pay a lot for defaults like that. Plus, like Apple, they've got a mobile platform now so maybe they'll use some subset of Chrome in Android.