Originally Posted by
OldLurker
In theory one should be able to fall back to manual operation (if you have manual procedures available, and you've tested them, and your people have not only been trained with them but have actually used them in real life in the recent past). But it may be that we're now so dependent on interlinked IT systems that manual operation is no longer practical.
Yes, the notion that you can run an airline, or indeed any operation of a comparable size, with pen, paper and sticky labels is a fantasy.