It's like finding someone else's toothbrush on the street and using it.
We're all familiar with the sense of panic that comes when you realise your phone is about to die - and your charger is nowhere to hand.
That tiny little red sliver of battery isn't going to hang on in there forever.
Fortunately, should this happen to you at an airport, there are those nifty charging stations. Phew, crisis averted, right?
Wrong! Next time you find yourself short of juice at the airport, you may want to think twice before using a charging station, as it could end up costing you more