I'm watching a video about Z and the algorithm thinks that people who watched Z will also like X. Meanwhile there are ad bids for people who like Z, and also fo

I'm watching a video about Z and the algorithm thinks that people who watched Z will also like X. Meanwhile there are ad bids for people who like Z, and also for people who like both Z and X. The Z+X auction outbids the Z-only buyers. If I click the next Z video instead of X, Google only gets paid the lower bid.