So other mysterious aircraft disasters have happened and could have similar happenings to this one:
the previous night after a romantic jaunt in Brazil with his girlfriend.
Helios Airways Flight 522
On August 14, 2005, air traffic controllers in Greece lost contact with Helios Airways Flight 522, but the plane remained in the holding pattern for Athens Airport for more than an hour. At one point, a Greek fighter jet was scrambled, and spotted the pilot slumped over the controls. Around half an hour later the plane started to descend, crashing into the hills near Grammatiko, killing all 121 passengers and crew (the deadliest air disaster in Greek history). An investigation revealed that a gradual loss of cabin pressure had left the crew incapacitated