phones lack an artificial intelligence interface, like the Google Assistant or Apple's Siri. But one travel expert warned in-flight internet was often unreliable and was unlikely to influence travellers' airline choices. "But it may be that BA and IAG have cracked it and can offer something vaguely reliable." The company told the BBC it would be the responsibility of each airline brand to decide whether to charge passengers an access fee. "Most people would find airport wi-fi more useful than being able to send emails on a plane." It's like a super power sometimes. The scheme makes money through sponsorship and advertising. The 10-week course has been "certified" by UK spy agency GCHQ. But some security experts raised questions about the need for the course and the intent