I've been a big fan of the hipster PDA idea for a few years but often forget to recommend it. So, if you are into "Getting Things Done" or just getting things done then you might enjoy the low tech approach.
I love my technology but for some thing good ol' pen and paper are just a heck of a lot easier.
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 “beaming,” and is conﬁgurable to an unlimited number of options. Best of all, the Hipster PDA ﬁts into your hip pocket and costs practically nothing to purchase and maintain. Let’s make one together.Read more at www.43folders.com