Tech DC

OpenDNS
David Pogue explains DNS and why OpenDNS is a great service in this video.

OpenDNS is generally fast, has extra features like anti-phishing, shortcuts, and parental controls, and is run by non-evil people (perhaps unlike your ISP).
Other Options
But you should also check to see what DNS provider gives your particular location the fastest DNS response as [...]

I recently needed to do some basic editing of Word documents from the iPad. Looking at the app store, I found Pages ($9.99) by Apple, Documents To Go Premium – Office Suite ($14.99), and QuickOffice Connect Mobile Suite for iPad ($14.99) to be the most popular applications for this. I’ll refer to thees as just [...]

Macs generally don’t have startup problems, but it’s good to be prepared in case your Mac OS X computer won’t start.
The normal steps for trying to get a Mac to boot involve pressing keyboard shortcuts during the boot process. From Apple’s keyboard shortcuts page:
Startup keyboard shortcuts
Press the key or key combination until the expected function [...]

It’s sometimes difficult to find out what’s taking up all your computer hard drive space. That’s why I like these free programs which visually display the contents of your hard drive by file size. These programs make it easy to find and delete large files and directories that you no longer need.
For Windows – Disk [...]

Background Music at the Store
I recently helped install a stereo system for a retail store in Virginia. They wanted to play background music for their customers but weren’t sure what they could play. In the US, it’s illegal to play the radio or regular CDs because those songs aren’t licensed to be played for “public [...]