Perfect for Starbucks Wi-Fi....

This is evil.

From Wirecutter:

If you are sitting next to someone who irritates you follow these instructions:.
1. Quietly and calmly open up your laptop case.
2. Remove your laptop.
3. Start up.
4. Make sure the person that is annoying you, can see the screen.
5. Close your eyes and tilt your head up to the sky.
6. Then hit this link.

Go see the rest of his stuff. Funny, funny stuff....