Works good, though it took me a while to get good throughput with my fucked up setup. Granted I was going through about 7 hops and 3 machines, but you'll still want to run tests if you're using it over the internet. Should be good if you're just accessing it with a local machine though.
Discussion
I plan on using it for NCD media. I have never used self hosted S3 so this will surely prove a challenge.