Search for "ring buffer" within a browser window, on desktop, and you'll get this youtube video in the results:

Margret (nobodywasishere) from Kagi said she could reproduce with safe search on (I did not have it on for my original search).
If safe search is on, this should probably not be here. (if you check the video screenshots by hovering over the thumbnail, you'll see this video is exactly about what the title says)