I must admit, I scoffed when I saw that Capture's developers were recommending you place their app in your dock. "Who do they think they are?" I asked. Then I read more and realised this app definitely deserves a place.
If you shoot lots of video, anyway. Once you launch the app, it starts recording instantly - so there's no valuable seconds of horseplay missed. It costs $1.19, and is out now. [iTunes via MacStories via Wired]