Tweeted By @tjmahr

#rstats ggplot2 tip: I use low alpha so I can draw hundreds of overlapping lines to display uncertainty. But it breaks the color guide (left). Adding `guides(color = guide_legend(override.aes = list(alpha = 1)))` to plot overrides the transparency in the guide (right) pic.twitter.com/dh3WiO6O36

— tj mahr 🍕🍍 (@tjmahr) June 14, 2018