I suppose it's that 90% of offices around the world use Microsoft products (Windows, Office, etc...) so it's very difficult to not use them both for users (they must use it in work) and for companies (try explaining that you fucked something up because Pages displayed something different to Word)
Similarly, massive chunks of the internet rely on Google (and Facebook) for functionality like authentication. Aside from that, I'd struggle to suggest a different mail provider than gmail such is there monopoly in that space.
> I'd struggle to suggest a different mail provider than gmail such is there monopoly in that space.
Outlook.com is great, I love it more than GMail personally, especially since I can pay a relatively affordable $19/year to get rid of the ads and know that my email provider doesn't have programs scanning every word of every email I send or receive.
Privacy is a feature, you don't get that when using Google services.
Similarly, massive chunks of the internet rely on Google (and Facebook) for functionality like authentication. Aside from that, I'd struggle to suggest a different mail provider than gmail such is there monopoly in that space.