It is this prospect that alarms critics of Google’s ambitions. Peter Brown, executive director of the Free Software Foundation, a charity defending computer users’ liberties, did not dispute the convenience offered, but said: “It’s a little bit like saying, ‘we’re in a dictatorship, the trains are running on time.’ But does it matter to you that someone can see everything on your computer? Does it matter that Google can be subpoenaed at any time to hand over all your data to the American government?”