Albert driver
Thanks for your clear and concise review about fire in the air.
What about about a slow incapacitation, by for example carbonmonoxide poisoning or other invisible products? (The garbled transmission, instinctively turning back not being able to iniate an emercengy descent could be compatable with such a sort of event.
Suggest we should all do some more proper brainstorming!
The WHAT IF and WHY BECAUSE type of thinking ,as the public would expect from professionals (leave the aliens where they belong )
My thoughts are with all the fine people from Malaysian Airlines who dearly miss their colleges