You can find any number of cases where someone had an accident because
they "eyeball" navigated and ignored their instruments.
You can find any number of cases where someone had an accident because
they "electronically" navigated and ignored their "eyeball"
You rarely (note "rarely" .... not always) find a case where someone had
an accident when they were using all means available.
There's nothing wrong with many of the "old" methods, but they required
training and experience and the knowledge of their drawbacks.
Even at night, you could tell when the seas shortened and became steeper
as you approached shallower water. Even at night you could identify
currents by increased whitecaps or disturbed water.
The problem with many of these methods is they aren't always available
and you need to know what to look for, if it is.

otn