It took me 5 minutes to figure out how that actually did work! That is rather esoteric code! (FWIW the reason that there's no native support in ggplot2 for th

It took me 5 minutes to figure out how that actually did work! That is rather esoteric code! (FWIW the reason that there's no native support in ggplot2 for this sort of smoothing is that I think it's a really bad idea as it tends to distort the underlying data)