Not long ago, just when I was trying to untangle all the threads of SF history, a friend happened to send me this: the story of SF’s creation and evolution, conceptualized into this awesome organically weird map. You can see the full-size version here.
If you love it too, you can support the artist, Ward Shelly, by buying a print. I haven’t figured out where I can hang this in my apartment yet, but, dammit, I am determined to think of somewhere …