Tuesday morning I drove there to get accurate locations as well as double check the speed limits, reporting each cam from the client while stationary. Now 30+ hours have passed and my reported speedcams still haven't showed up in the editor. The Dashboard was updated 12.5.2012, 1:51 and my drive from that morning has been updated.
From the wiki at http://www.waze.com/wiki/index.php/Cameras#Adding_Cameras
Once that day's drives have been processed by the Waze servers, the camera will appear in the Map Editor where it can be approved.
First two speedcams: