[Tade0]

This.

And it's often simple techniques like preferring pure functions or using immutable data structures that enable a huge improvement in maintainability, yet few seem to be employing them.

Occasionally the difference comes purely from the fact that someone looked into the library docs and chose the appropriate API method.

[hinkley]

A large fraction of people doing woodworking videos are overtly or covertly pushing the fundamentals. If you don't have the fundamentals down what are you doing trying to do complicated stuff?