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Sundar Pichai, chief executive officer of Google Inc., pauses during an event at Google's Kings Cross office in London, U.K., on Tuesday, Nov. 15, 2016. After being criticized for not paying its fair share of British tax, Alphabet Inc.s Google unit is trying to show its a good corporate citizen by offering five hours of free digital skills training to all U.K. residents. Photographer: Simon Dawson/Bloomberg via Getty Images

Sundar Pichai, chief executive officer of Google Inc., pauses during an event at Google's Kings Cross office in London, U.K., on Tuesday, Nov. 15, 2016. After being criticized for not paying its fair share of British tax, Alphabet Inc.s Google unit is trying to show its a good corporate citizen by offering five hours of free digital skills training to all U.K. residents. Photographer: Simon Dawson/Bloomberg via Getty Images