A long-time standby in the productivity realm, a tickler file is a reminder system intended to act as an adjunct to your regular calendaring and scheduling system. Although there are several different kinds of tickler file, the most well-known (thanks largely to David Allen’s Getting Things Done and Merlin Mann’s…

The hard drive; you bring one home and pop it in your computer, and it’s a totally clean slate. You take a look inside the root directory and see the beauty of nothing. But like all hard drives, over time the files clutter up, filling every nook and cranny. Eventually, space runs out, but because…