It's been posted many, many times: <a href="http://searchyc.com/git+magic" rel="nofollow">http://searchyc.com/git+magic</a><p>Most recent a few days ago:
<a href="http://news.ycombinator.com/item?id=1064027" rel="nofollow">http://news.ycombinator.com/item?id=1064027</a>