Self-driving cars are definitely on the way, but it may be some time before we're all being conveyed by fully automated vehicles.

The crash of Air Algerie MD-83 in Mali last July was triggered by the icing of pressure probes after pilots failed to turn on anti-icing systems.

By simply replacing legacy computer software systems with a new solution and doing nothing more, carriers are missing significant opportunities to create competitive advantages.

First lesson: Don't overlook the human element.