Photon Detector will be offline for a few hours today for a server upgrade 16 May, 200616 May, 2006 Nicolai Grossman Site News Photon Detector will be down for a few hours starting at about 11:30am GMT -5/US EST today, 16 May, 2006 for a server upgrade, and will be back up later in the day. Doo knot bee uhl-armd.