Using a Stream Highlighter in a Multimedia System?

For me highlight is a, it's a very personal thing. It's a measure of quality. So sometimes I come across an article and take like, whoa, this stands out. And then I tag it, or a sign and trigger I connected them to the stream highlight. But you already start to see how, even though tagging can be really useful in a personal system,. It may not always work out so well when it's shared.