It's works, but it's not amazing. You basically have to use your own spam solution for it, because the bare index will be always gamed in some way - that makes it hard in practice.
The scoring algorithm is also not amazing. For example searching for ycombinator gives you http://hackr.de/tags/ycombinator and some Twitter entries as top results.
The scoring algorithm is also not amazing. For example searching for ycombinator gives you http://hackr.de/tags/ycombinator and some Twitter entries as top results.