Creators are making so much money, we should not suffer poor user experience out of sympathy. Has anyone run the math as to how much these ppl make? Hint: a lot. CPMs are crazy high, in addition to product placement.
IMHO, in-video ads are worse than the usual ads, because they subversive and break the flow. When I'm watching a math video I don't want to hear about how Euler could have used a VPN.