Taking courses which involve subjects that you will likely never encounter in the workforce is a thing in every discipline. Most engineers don’t need to manually solve differential equations in their day jobs, they just need to know that they exist and will often require numerical solutions.
Getting your hands dirty with the content provides a better understanding when dealing with higher level concepts.
That’s a very specific usecase though that the majority of programmers likely will never have to face.
Taking courses which involve subjects that you will likely never encounter in the workforce is a thing in every discipline. Most engineers don’t need to manually solve differential equations in their day jobs, they just need to know that they exist and will often require numerical solutions.
Getting your hands dirty with the content provides a better understanding when dealing with higher level concepts.