Being a quick learner is a good thing, but there comes a point where thorough knowledge and broad overviews are required to take you to the next level.

Learning new skills is always a gamble, what's valuable today may not be much use tomorrow. But still, the more tools in your toolbox, the wider the variety of problems you can solve. HR departments (and now AI) are certainly over-obsessed with seeing acronyms on your resume, but there's a basic truth behind that.