1,2,3 until the ipad fans come in saying that no respectable IT department would ever buy these, and that Kindergarteners need $500 ipads, and the only possible android tabs cost at least $400.
Make as many as you can, and a tiny HD video camera for cheap I’m always looking for. You can get a 720p camera, roughly th size of car keys or a pack of gum, for $40, no dropped frames, not interpolated.