I didn't realize that WebP supported animation. Wasn't that the purpose of WebM?
WebP [1] is based upon VP8 encoding. VP8 is one of the codecs for which WebM is frequently a container. Ultimately, it's similar but achieves different objectives.
[1] https://en.wikipedia.org/wiki/WebP#Technology
I didn't realize that WebP supported animation. Wasn't that the purpose of WebM?