1. Holy shit. Wolfram Language looks amazing.

    http://blog.stephenwolfram.com/2013/11/something-very-big-is-coming-our-most-important-technology-project-yet/

    http://youtu.be/_P9HqHVPeik

    Want to kill developer happiness / productivity?

    Tell them to create a remotely accessible admin account with root access on their laptop.