Originally Posted by
Boggie Dog
There are already guns in some cockpits. I already stated that the cockpit door could not be opened so some locking system would be ok by me, perhaps controlled by the transponder code. I see the job of the pilots of getting the plane on the ground at the first suitable runway as their only responsibility and being enabled to take any action needed towards that end.
I have a brilliant idea and it's all mine and I demand royalties on this utterly unnecessary idea of mine that is a much better mousetrap solution looking for a problem mouse:
Have a switch in the cockpit that electrifies the cockpit door.
That'll keep Evil Doers (tm)

out!!
Ghods, I'm brilliant!