For those interested in building cloud apps we at SpiderOak offer a 'Do it yourself' Storage API that is designed specifically towards backup, sync etc. You ca

For those interested in building cloud apps we at SpiderOak offer a 'Do it yourself' Storage API that is designed specifically towards backup, sync etc. You can find more info @ https://spideroak.com/blog/20100928101634-spideroak-diy-a-space-efficient-keyvalue-store-for-arbitrarily-large-values-now-in-beta https://spideroak.com/blog/20100928101634-spideroak-diy-a-sp...