Tantek Çelik, an innovation leader and long time advocate of open standards efforts like microformats, recently discussed open Web standards and data portability at an Open Media Web Meetup. Tantek believes writing on the Web is like "writing in sand" since it all could be wiped out irretrievable when the next wave of technology standards come through. Tantek also speaks about data formats and how content data formats expires content over time. Tune in to Tantek's forward thinking perspective and analysis.