Additionally, it's a non-client, self-sponsored study. We never ask about your interest in specific products. We may ask about your interest in general kinds of experiences or interactions, though.
113 karma · joined October 7, 2010
Also, for the purposes of mapping opportunity, latent demand was described as both 1) those who share casually (not through a service or organized community) and 2) those who don't currently share at all but would be interested to. In the case of physical media, I suspect there's more people under #1 than #2.
More directly to your point, the end of the report (PDF) also addresses the evolving notion of what "sharing" means to people these days.