Earlier quoted context omitted.
Ancillary customers that Google throws some crumbs to, not the raison d'être of the enterprise.
They have collected billions from developers via their 30% commission on sales and IAPs on their app store, plus the massive volume of advertisements shown in their customers apps for which their split is much more than 30%. Many developers are paying thousands or more a month to Google. Google's customers include advertisers, and they include people paying them for hosting, and people paying them to buy apps, and pe…
Their revenue last year was 136 billions. Even if we charitable assume app developers spend 10 billions per annum in aggregate, that's only 10%. Ancillary revenue.