“Automation can lower the workload in some cases. But in other situations, using automation when it is not appropriate can increase one’s workload. A pilot has to know how to use a level of automation that is appropriate... Whether you’re flying by hand or using technology to help, you’re ultimately flying the airplane with your mind by developing and maintaining an accurate real-time mental model of your reality—the airplane, the environment, and the situation. The question is: How many different levels of technology do you want to place between your brain and the control surfaces?“[0]

—Sully Sullenberger

[0] Sully: My Search for What Really Matters. p. 188