Usually, if you want to shoot timelapses with a GoPro, you're limited to a maximum of 60 seconds between each shot — which is fine for some things, but not exactly long enough for multi-day shots. But a new hack called MegaLapse has just been released into the wild, and it can push the GoPro Hero3 Black and Hero3+ Black all the way to a 45 minute delay between recording each frame.
The tool works because it's an autoexec.ash file, which the GoPro reads as an executable file. It simply says:
t app appmode…
via Imaging Resource News Page http://www.imaging-resource.com/news/2013/12/16/megalapse-hack-pushes-gopro-timelapses-even-further