Lily Ray 😏Google already updated some of its documents to say E-E-A-T instead of E-A-T, including this PDF about how Search Quality Raters work.
Impressive: https://services.google.com/fh/files/misc/hsw-sqrg.pdf
Mark Barrus 
@LilyRay Thank you. And I appreciate your other toot about the definition of both expertise and experience as related to this.