Whether mere incompetence from those whose job it is to check such installations for failure or bad actors, other 'bad actors' will have gained a useful indicat

Whether mere incompetence from those whose job it is to check such installations for failure or bad actors, other 'bad actors' will have gained a useful indication of how vulnerable Britain’s infrastructure is to attack. It's reckoned > 290K passengers have flights cancelled or diverted and ensuring chaos for days.