As I said,
Originally Posted by
DozyWannabe
(referring strictly to the aircraft capabilities, not the advisability of the sortie itself)
Theoretically speaking, at 100ft over a flat landscape and with the power set correctly the A320 would be capable of safely maintaining Alpha Max indefinitely until it ran out of fuel.
With 20/20 hindsight the sortie shaved safety margins to the bone, but the responsibility for that didn't lay with the aircraft.