I watch this one a lot: https://iv.nboeck.de/watch?v=oCi2JpkEZbo - it's kind of trippy though, fair warning XD
I don't have any single "comfort vid", and I wasn't aware that was a thing people did
but every once in a while I rewatch all of the LoadingReadyRun sketches, or all of the Scott the Woz episodes, so I guess that's the closest analogue
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