We’re all just a click or two away from an intriguing video on the Net, an appetite-whetting essay on a scholarly website, and an enthusiastic discussion in a message board. Another few clicks and we can order the film itself, either on DVD or download. It’s true that watching at home may not be the same as seeing it in a crowded cinema. But - for the film-maker as well as the viewer - it’s better than not watching it at all.