Yeah. If you haven't seen it, the guy who made this also made NowDoThis(.com). It's the sort of stuff I call "zenware": stuff so simple you can't tinker with it. It's great.
He's a bit controversial - Gawker loathes him - but for me, all that matters is that he makes good apps. He's had his hand in some other big things, too: www.jakoblodwick.com has a partial list, and he was one of the CollegeHumor founders. (Talk about an increase in taste.)
Nice simple idea, but I won't be using it because it won't be as efficient as browsing headlines/summaries from many sites as once. Still, this could find a decent little niche.
ah! i loaded it in linux last night, and the css or something isn't right and could only see the screenshot. then, now in xp, it says http://news.ycombinator.com/rss is a bad feed, which is ironic. they wrote their own rss logic or something? i thought others were worrying about such things now