Scatterplot matrices with pairwise pivoting

Everybody loves a good data visualisation. I love plots as much as the next weirdo, and I love tinkering with ggplot2 and other tools that let me design them the way I want them to look. It’s fun, and it makes me attractive, and popular, and scientific. Yay for plots.

The dirty truth about plotting data though, is that a distressingly large proportion of the work that goes into making a data...