However, many of these "hobbies" actively support ad traffic. Chrome and Android ensured Google's high market share for search & maps while delivering additiona

However, many of these "hobbies" actively support ad traffic. Chrome and Android ensured Google's high market share for search & maps while delivering additional ad revenue channels. By the number of projects most are side projects that make a loss, but the really big ones have a big contribution to Google's success (via ads).