The devil is in details, so people say. Few months ago, while working on prototype of cakephp-calendar, we had an interesting debate over front-end stack for Calendar component.

At the same time, WordPress community was buzzing about their text editor - Gutenberg whether to use ReactJS vs VueJS libraries. One of the reasons of choosing VueJS, was licensing agreement.

The license granted hereunder will terminate, automatically and without notice, if you (or any of your subsidiaries, corporate affiliates or agents) initiate directly or indirectly, or take a direct financial interest in, any Patent Assertion...[(c)](https://github.com/facebook/react/blob/b8ba8c83f318b84e42933f6928f231dc0918f864/PATENTS) > >

Investing man-hours into VueJS research and prototyping was right, especially after Raul Kripalani published an interesting article on the license review of ReactJS.

Updated: One more** review of FB React JS** licensing from WordPress Tavern.