Cool Tools: From Projectors to Psych Profiles

Cool Tools: From Projectors to Psych Profiles

This Issue's Roundup of Technology Trinkets Can Help With Everything from a Backup for Your Powerpoint Presenters to Twitter-based Psychological Profiles and the “Tweet Elite.”

I've spent the past few months looking at some cool products now on the market — and some still out on the horizon — that you may want to check out.

Pocket Size Projector — The buzz at the Consumer Electronics Show this year was the Pico Projector, a handheld LCD projector the size of your cell phone. A number of companies have been lining up to manufacture versions of it. 3M is one of them. See what it's all about at

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