The point being that I only got through three projects in that first column—on art, writing, and photography—before I ran out of time and space. Last week, I finished two more, on audio self-publishing and computer animation. In today’s third and last installment, I want to suggest two final projects that will give you a chance to express yourself in digital media that may be a little less familiar: maps and 3-D virtual worlds.

6. Put Yourself on the Map with Platial

Mapmaking hasn’t traditionally been seen as a craft open to amateurs, or even one where self-expression is encouraged. A map, after all, is a public resource, and is supposed to be objective and accurate, right? Well, maybe in theory. In practice, the digital revolution is transforming the meaning of maps just as drastically as it’s changing the way we think about music and news and other forms of communication.

This is an excerpt from my September 18, 2009 World Wide Wade column. Click here to continue reading the column at Xconomy.