Links for Later 5-9-13

1. The NSA's guide to searching the web.
2. Visualizing 0.5 seconds of high frequency trading.
3. US Dialect Map.
4. Brain boosting drugs.
5. Font guys Hoefler & Frere-Jones.
6. The astonishing life of Sadakichi Hartmann.
7. Free diving and attention deconcentration.
8. Shane Black, director of Iron Man 3, writes funny scripts. You should read them.
9. How to brand a "useless" degree.