Ho ho, the British Civil Aviation Authority has just ruled that ‘flight mode’ – the setting which allows smartphones to operate in PDA only mode, with no radio transmission – is OK. But just how are the crew going to be able to tell which phones are safe and which not? And what does safe mean anyhoo?


























This website uses IntenseDebate comments, but they are not currently loaded because either your browser doesn't support JavaScript, or they didn't load fast enough.