On one hand, yeah, Youtube is addicted to ads of various kinds that allow content that usually would be either be shadowbanned, removed entirely, or age-restricted if it were on a short or long-form video by a user, and forcing AI programs, that's true for sure. With that being said, its not my fault that ads that are offend you personally is making you this mad.
Yes, Brainrot tiktok kids are common across many areas across the world. Even so, there are worse years, and not just 2020. Examples: most of the 1930s, 476 CE, and 536 CE (ESPECIALLY the latter among the list).