Have a think about the last time you looked at your phone? How many times have you used it in the last hour, or day? Nottingham Trent University found we look at our phones about 85 times a day. What did you last use your phone for? To make a call? Probably not.
Navigation teaches how to make a decision based on factual data and variables, which we know as judgement. Computers do not make a judgement, they carry out a task, or at best rely on programmable probability theory.