Reading all those IR images popping about the raspberry made me wonder why we're still using a "rainbow" (HSV) colormap. I think there are better alternatives,

Reading all those IR images popping about the raspberry made me wonder why we're still using a "rainbow" (HSV) colormap. I think there are better alternatives, that have both a linear luminance variation, and are colorblind-friendly: https://news.ycombinator.com/item?id=17723041 https://news.ycombinator.com/item?id=17723041