I don't know if HN supports this, but would it be possible to display the HN scores next to each item (should be, see hckrnews.com), and to allow upvoting, if l

I don't know if HN supports this, but would it be possible to display the HN scores next to each item (should be, see hckrnews.com), and to allow upvoting, if logged in to HN (guess: requires capabilities not supported by HN)?