[Rychard]

> you cannot avoid all ads (for example, sponsored segments).

Look into SponsorBlock, as it allows the community to mark such segments, and your browser will automatically skip them.

[ap-andersson]

There is also projects you can run in your local network that skips the segments when playing youtube videos on chromecast. Using the same crowdsourced data from SponsorBlock. The one I use: https://github.com/gabe565/CastSponsorSkip