(B) Nails it. I'd guess that a large portion of new frameworks start simply because everyone who spent enough time with the old one gets sick of the bad or non

(B) Nails it. I'd guess that a large portion of new frameworks start simply because everyone who spent enough time with the old one gets sick of the bad or non-existent documentation for edge cases, etc. Rinse and repeat. Vue is no better, after reading the rest of the comments. In many ways worse.