Even for the calm/sane, they too gravitate towards negative content. It's entertaining, it can make them feel better about themselves temporarily, they can use

Even for the calm/sane, they too gravitate towards negative content. It's entertaining, it can make them feel better about themselves temporarily, they can use it for cheap content for validation. Social feeds reinforce all of these layers. We as humans also exaggerate negativity, you can read 100 positive comments, they will never have as much impact as that 1 negative one. This is a core component as to why negativity fuels itself. There isn't a lack of positivity online, you can find it very easily in huge abundance, it's just not as viral.