It has never been easier to be a white-collar 
slacker. While the uninitiated are still grousing 
about how mobile technology has created a 24/7 
work culture and sabotaged their private time, a 
savvier crowd has moved on to a more rewarding 
pursuit: using technology to make it look like 
you're working when you're not.

WSJ.com – Shirk Ethic: How to Fake A Hard Day at the Office

Of course, I’ve known about this for ages, but it might be a good read if you’re bored at work and need to get out a bit.