Originally Posted by
corporate-wage-slave
This is probably the route I would follow with the Ombudsman: the reason the aircraft could not take off was due to the technical failure of the supporting computers. A bit of a stretch, I know, but in terms of how LHR T5 has to work, the landbased computer systems are a crucial part of the aircraft's infrastructure - and obviously so since no aircraft could take off.
Interesting, the way you put it sounds promising.