Although the names are silly, Android is serious business for Google. The software powers more than 80 percent of the world's smartphones, from manufacturers including Samsung, HTC and Motorola. The software is also a gateway for Google to get people to use the company's services — like search, maps and video site YouTube — on their phones.

http://www.cnet.com/news/m-is-for-marshmallow-google-announces-name-of-android-update/