Get Moving (or not) with CSS Motion PathFebruary 3, 2020
Dan Wilson has also been following this tech for quite a while and points out why the sudden surge of interest in this:
With the release of Firefox 72 on January 7, 2020, CSS Motion Path is now in Firefox, new Edge (slated for a January 15, 2020 stable release), Chrome, and Opera (and other Blink-based browsers). That means each of these browsers supports a common baseline of
Dan's post does a great job of covering the basics, including some things you might not think of, like the fact that the path itself can be animated.