Ever wanted to know whether you can know not only the precise GPS coordinates of something you've shot a video of during travel, but also the direction (based on the internal compass) of the camera while the object was taken a video of? Every wanted to know how this can be done on an iPhone (or any 3G iPad) – or, if you have a non-GPS/compass-equipped external camera, with the help of your iDevice? Read on – this article is for you!
In the first chapter of the article, I explain why you can't do this with Apple's stock Camera app – or for that matter, when compass recording is concerned, any decent(!) standalone camera out there.