MH124 in Perth.

When a computer malfunctions in the cockpit of an airplane at flight level 310, it can become a matter of life and death.
Malaysia Airlines Flight MH124 from Perth to KL was forced to turn back to Australia.
Passengers screamed and prayed.
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Technical Specifications.
The more electrical gadgets allowed onto a plane, the more dangerous it becomes.
Any electrical device which causes electronic magnetic interference must be deemed as dangerous, as it can interfere with the onboard computers in the cockpit.

Thank God I will never have to take a plane anywhere again.