They used to be pretty good at moving the markers., and as noted you keep a little off the greens. It's one of the deeper inlets and bars on the Georgia coast. Thing is if you are heading north you need to exit at close full high tide to avoid having to take the big curve south of the main the channel. If you can mosey through Jeckyll, St Simons can provide an even deeper and more direct route.
"There's the Right Way, the Wrong Way, and what some guy says he's gotten away with"