I don't get it - aggregate (n): a sum total of many heterogenous things taken together granular (adj): composed of or covered with relatively large particles

I don't get it - aggregate (n): a sum total of many heterogenous things taken together granular (adj): composed of or covered with relatively large particles You mean that Google provides services that scale - like a fully automated checkout system, and doesn't provide services that don't scale - like personal support. I don't know if it'll end up being a wise one, but it's certainly an interesting business decision they've made...