When everything is measured in terms of engagement, content will be optimized for addictiveness. Not entertainment or artistic merit. Not intellectual substance or creativity. Pure, plain addictiveness.
Social media has also proven to simply not be that efficient in terms of matching high quality content with a relevant audience. Just because people can easily distribute content to their friends or friends of friends doesn’t mean that that content will be interesting or relevant to the consumer. This is why, over time, social networks have started... See more
I'd love to have a temporal relevance filter on Twitter. "Show tweets about current affairs", "Show tweets that will be relevant for several years", "Show evergreen tweets", etc.
Generally speaking, there's a lot that could be done to enable users to customize their feed.