Yeah that's probably that. I always laugh when I see an ads for me on any of my colleague computer. if they use that on ads, they certainly use it on Youtube.

Yeah that's probably that. I always laugh when I see an ads for me on any of my colleague computer. if they use that on ads, they certainly use it on Youtube. I also gets recommendation for videos that my SO watches even though we don't use the same computer. It's rare but it happens.