The primary thing that makes advertisements disagreeable is their irrelevance. That’s not to say whether or not the advertisement is for a product or service for which the viewer is interested in purchasing but how it relates to the context in which it is viewed. People complain about billboards next to a countryside highway because it is entirely irrelevant to driving through the countryside. Actual complaints may b…
Bane: For you
I dislike them because they're loud, flashy, annoying, and (most of all) because YT saturates them. It even tries to put them in the middle of songs when it detects a transitional pause. And they are served so often. It's literally worse than broadcast TV, which is an incredibly low bar to step over.
Platforms should not allow advertisers free speech. They should limit the content to static imagery/shots, dissolves, and spoken narration, ie the form rather than the content. Don't tell it can't work, this was how adwords worked on Google Search for years and everyone made handsome profits. Advertising is cancer if allowed to go full spectrum. The people who work at Youtube should be deeply ashamed of what they have allowed it to become and the trash monetization incentives they've established.