That's a false dichotomy. How about knowing your craft and using the right tools for the job? That's what this article is saying in a roundabout way.
I could write my own version of redux to learn the inner workings of it. I'm not gonna. I'm going to learn the pattern that Redux is based on and use the library that is well supported and tested by thousands of other projects using it. Will I mess it up? Sure, will I learn? Yep. Will I jump to Mobx right away? No, cause I've been doing this for over a decade and I've learned the grass isn't always greener.
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