Infographic examples, ca. 1920s
creativereview.co.uk
creativereview.co.uk
I think the infographic is humorously saying that you can find whatever level of excitement you want by taking the underground. Fishing is a boring 5 degrees, football gets you to body temperature, and music halls are a scorching 150.
The latest Windows Phone 7.5 even has the same aggressive red as the default background color: http://www.microsoft.com/windowsphone/en-US/features/default...
(Not trying to smear Microsoft as copycats. Their designers have been very open about their goals and inspirations.)
They are quite beautiful.