This looks exactly like it did last summer when I was there. I waited with my one boat crew for an hour just to get down the ramp. One of the commercial boats wedged itself on Grumpy's rock just in time to give everyone else a nice soft cushion to push off.
Once past the put in rapid boats spread out to fun, continuous Class III, until you get to the last hole and then watch out for the thousands of kayakers waiting to surf.
"There is NOTHING--absolute nothing--half so much worth doing as simply messing about in boats. Look here! If you've really nothing else on hand this morning, supposing we drop down the river together, and have a long day of it?" -Wind in the Willows