If you missed the AWS S3 versioning webcast, I have a copy of the video here. And here are the highlights..

You can enable and disable this at the bucket level
They don’t think there is a performance penalty of turning versioning (but it was kind of obvious S3 would be doing slightly extra work [...]

While rest of the world is busy with Microsoft and Google, Yahoo might be preparing to launch MObStor which they tout as the “Unstructured Storage for the Internet”.
While comparing MObStor to the various Cloud computing storage solutions already available, Navneet Joneja, Sr. Product Manager, mentions Facebook’s Haystack to describe MObStor’s architectural design. He also points [...]