Summary - implements MapReduce using Amazon's native cloud offerings like S3, SQS and SimpleDB instead of Hadoop's reliance on traditional OS filesystems and services.<p>Interesting idea. I'm wary of the reliability issues though, I'm doing a lot with SimpleDB and there's plenty of landmines.<p>Here's their technical paper:<p><a href="http://sites.google.com/site/huanliu/cloudmapreduce.pdf" rel="nofollow">http://sites.google.com/site/huanliu/cloudmapreduce.pdf</a>