Who owns your data? Should there be DRM on the content/data you share with others? What happens to your stuff when the service you shared it on has a catastrophic failure? These and other questions of sharing user-generated content are discussed on the latest episode of The Social Web TV, as Chris Messina, Joseph Smarr, and John McCrea welcome special guest, Larry Halff, of the fallen (and soon to rise again) community and social bookmarking service, Magnolia.