The left/right 4 finger gestures, as set are pretty useless IMHO. What would be great is to re-map them to Apple's Spaces, so e.g., 4 fingers left would move a desktop to the left.
Multiclutch is great: (http://osx.iusethis.com/app/multiclutch) but it doesn't have 4 finger gestures.
Multiclutch is great: (http://osx.iusethis.com/app/multiclutch) but it doesn't have 4 finger gestures.