You saw the LG TV exposé? They do speech transcription on the TV and so have available for upload the logs for audio even when the TV is off.

Microsoft would definitely sell data on which IPs have Minecraft users, as would your DNS provider, cloudflare, or your ISP.

It could also be coincidence, though my experience is YouTube's suggestion algo is very tightly tracked to use data. (What I was fed on a guest account recently was a mix of fascist propaganda and AI nonsense masquerading as reportage.