Useful Items
Topic: Windows 7 Performance
Optimize Windows 7 for better performance
Topic: Router Security
15+ Things to Check in your WiFi (802.11a/b/g/n) Router related to Security
Topic: iPhone Apps
How to Create Your First iPhone Application
Topic: Mac OS X
Modify Snow Leopard, Secrets 1.0.6.zip
Topic: HDTV Contrast Ratio
The Contrast Ratio Game
Tweak Vista (not my video)
Shortcut Tip: In Vista (also works in Windows 7!) go to Start, click the search text box and type in "SystemPropertiesPerformance"