You've managed to make even ggplot's already excellent default outputs look even better. Love the darker grey gridlines, the unified grey panel background which

You've managed to make even ggplot's already excellent default outputs look even better. Love the darker grey gridlines, the unified grey panel background which includes the headline, the alpha < 1 so the grid shows through, and especially the choice of axis fonts. Nice touch on the footnote too. This is what professional charts are supposed to look like.