Potentially useful add-on but did you update your calculations since you recognized confusing bits and bytes ? https://theshiftproject.org/en/article/shift-project-really-overestimate-carbon-footprint-video-analysis/
+ also considered latest update : https://www.iea.org/commentaries/the-carbon-footprint-of-streaming-video-fact-checking-the-headlines
I may change my rating if I am sure the calculations are not wrong (or within a reasonable margin, not 8x).