"If the arrow is there to say 'turn this way to get colder' then why are the numbers even there? They would serve no purpose. Clearly, the arrow is to be taken in context with the numbers and is telling us which numbers are colder."
"I disagree. The first map is a great map at visualizing how the counties went. Which inherently makes it a bad map for showing how the popular vote went. Which Munroe’s map is designed to do and thus is good at. It’s that simple. Pick the right tool for the job applies to visualizations too."
"Sounds like he's going 'out of the (Adobe) frying pan and into the (Serif) fire' to me. Why not truly liberate yourself with today's awesome FOSS alternatives, such as Krita, GIMP, Inkscape, etc."