The search giant! The name is connected most stringly with Google search and the company was built on the success of the PageRank algorithm. However, the business now involves many aspects including AI.
Used on Chap. 1: page 10; Chap. 2: page 32; Chap. 8: page 169; Chap. 12: page 279; Chap. 16: page 375; Chap. 17: pages 401, 403; Chap. 20: page 495; Chap. 23: pages 561, 573; Chap. 24: page 584
Links:
about.google: Google's own 'about' page