Mozy, in a shrewd plug for their online backup service, have created a chart to show how much data our digital collections can hold compared to old analogue storage. Have you guys heard of the iPod? It looks amazing.

We’ve seen comparisons like this before and as we move into terabytes of digital storage they’re less and less useful (and interesting). But the move to the cloud is pretty intriguing: Facebook photos, YouTube videos, all that stuff is pretty much unlimited and will continue to grow. [Mozy]