A wide range of really good work. We have commented several times that we are video, not film, so film strip inspired logos have be minimized.
No one has submitted a design that builds from color bars or a slate. If you are not familiar with them, here are some images.
http://www.google.com/images?um=1&hl=en&client=firefox-a&rls=org.mozilla%3Aen-US%3Aofficial&biw=1245&bih=710&tbs=isch%3A1&sa=1&q=video+color+bars+and+slates&aq=f&aqi=&aql=&oq=&gs_rfai=