DAVID PHELAN

David has been analysing the latest gadgets for around 20 years, during which time things have changed quite a lot – although less than you might think. He’s based in London but travels to tech launches regularly: the past couple of months have seen him visit San Jose, New York and Las Vegas, and he has been relying on fitness trackers to keep him active while he is away. He rounds up the best on page 74.