The Candy Crush saga. Apart from the pejorative headline “caught” rather than the value-free “noticed” – a fair cop.
In my experience of noticing people on London public transport entertaining themselves with their portable devices, I would say 3/5 of all passengers, of which 3/5 are doing nothing more than playing said game. I totally despair – why miss such fantastic (real) people-watching and mass-transit-operational-psychology-study opportunities, if no other real individual human conversation arises?
In a commons committee – I could understand it – the need to stimulate the brain above mind-numbing politically-correct procedure in between the occasional attention-needing episode.