You’d have to be living under a rock if you spend anytime online and have not heard about Getting Things Done (GTD). David Allen’s book about how to work more effectively is talked about on thousands of sites and blogs. My introduction to GTD occurred more then a year ago via 43 Folders.

The author of 43 Folders, Merlin Mann talks about personal productivity in a manner that cuts to the chase. He also does wonderful reviews of software applications, office tools, you name it. And not that long ago he introduced the Hipster PDA. According to Merlin:

The Hipster PDA (Parietal Disgorgement Aid) is a fully extensible system for coordinating incoming and outgoing data for any aspect of your life and work. It scales brilliantly, degrades gracefully, supports optional categories and