Do I have any chance of getting some compensation from AY:

AY840 yesterday

1610 Scheduled departure
1610 boarding started
1640 boarding completed
1640 Captain announced about technical delay (a lightning struck before arrival to LHR)
1720 Technical checks ready, waiting for a slot
1855 take off
2312 Arrival (scheduled arrival 2100)

Good thing was that they offered free drinks also in Y...