Nokia is talking up the idea of “skim storage,” as a way of cutting the cost of cloud DVR deployments by up to 40%, and has an explanatory blog about it to talk everyone through the process. Skim storage is being hailed as an innovation out of Bell Labs, which Nokia inherited when it acquired Alcatel Lucent. It is the story of just how you have to store video at varying stages of its content life-cycle. Essentially this is the Alcatel part of Nokia, walking backwards from its Velocix CDN operation, towards just in time packaging, transcoding, origin servers and cloud storage – traditionally elements which have been provided by other players in the market, although it has always had…