Do one thing and do it well has served as a guidepost for many companies over the years. It certainly helped Google when it was just starting out over a decade ago. While it has since morphed into a many-headed hydra known as Alphabet (NASDAQ: GOOGL)(NASDAQ: GOOG), with fingers in pies as diverse as Gmail, YouTube, Google Maps, Chrome, and Android, not to mention ads, commerce, apps, cloud, and hardware products, its heart will always be search.