without watching the video - google search is falling apart because there's a lot of shit content, a lot of bad articles being written.
and there's a lot of bad articles being written because there's a lot of authors that just want to make money from advertising, without actually caring about the content. in other words, it's advertising's fault that the quality of content is dropping. and ironically, it's mostly google's fault that advertisement on the internet got so big as it is today.
Not quite. It’s largely because a manager decided that an important metric for Google to be better at was “how much time users spend on the results page” which turns out you can game by just making the results worse so users have to stay there longer. Management made a decision to focus on metrics that are counter to what users would actually want because… well, here’s a better article that explains it:
The bigger reason is that most sites use Google AdSense for showing user ads. Most SEO bullshit sites are basically just empty content as a pretext to show said AdSense ads. Google will rank up these websites because they directly make them money via the revenue cut they take. Simple as that.