Instead of having a oversimplified up/down voting of content, there should be multiple dimensions on which to rank/rate things. Anytime you force things into a

Instead of having a oversimplified up/down voting of content, there should be multiple dimensions on which to rank/rate things. Anytime you force things into a hierarchy, you lose generality. Recently I've wished that many of my social media networks offered simple non-verbal ways to express factuality, humor, relevance, snark, sarcasm, interesting, worth-watching, but-what-about, etc. in a way that could be collectively used. Corrections should link to previous versions of a post. The posts themselves could be stored in a content addressable storage model as used in GIT.