Digital identity defined

Must watch:  I've seen Dick Hardt's presentation on the nature of digital identity evolve over the last several months, and the version available here really captures the complexities of participating in an online world and how identity is at the center of the Web experience. Dick is the founder and CEO of Sxip Identity, which he describes as an Identity 2.0 (like Web 2.0, not old fashioned thinking) company that will provide an "online mechanism for authenticating and managing real-world user-centric identities."  Roll the tape...