Your example is one of the reason we need to teach people to delete preference keys they add, rather than simply set them to their opposite boolean value (i.e. make a FALSE into a TRUE, or a 0 into a 1).
I am trying to figure out if there is a way to change recordings using the iSight camera in QuickTime X (10.8) to a lower resolution and possibly lower bandwidth. As it is, a 640x480 file takes up over 1 GB in Mountain Lion with an HD iSight camera set to the lowest available setting of Medium. In Snow Leopard on a Mac with a lower resolution camera where the max was 640x480, the Medium setting allowed you to record up to 13 hours in a 1 GB file.
I sometimes use this computer to record for long periods of time for security reasons and was thus wondering if anyone knows how to do this.
I found this site which lists different settings, but I'm not a Terminal guy, so I couldn't make heads or tails of it: