Computers

Touch screens are great until they get touched by greasy fingers or inadvertently scratched by jewelry or a sharp object. If you've invested in an iPhone 4, the price of adding a layer of protection is almost negligible compared to the repair or replacement costs. One of the most popular protectors is the Zagg Invisible Shield, available in three different configurations for the Apple iPhone 4.

Archos, the long-time manufacturer of personal media players, has combined the three most popular activities of media consumption—listening to music, watching video and viewing photos—with a video/still camera and FM radio all in a pocket touch screen. You can save radio shows or use the internal mic for voice recording. There's even a built-in FM transmitter. And the Archos 3cam Vision is priced less than better-known media players.

The endless summer is less boring when there's a soundtrack running between your ears—even when they're wet. Whether you're lying on the beach or doing laps in a pool, the H2O Man Swim Waterproof MP3 Player from Intova provides up to 13 hours of audio accompaniment.

Mac mavens awoke on Tuesday to news from Apple that their world has been rocked once again with the introduction of faster and more capable iMacs (left) and Mac Pros. The company also unveiled a Magic Trackpad that brings Multi-Touch gestures to the desktop. Display devotees were awarded a 27-inch LED-lit monitor, and friends of the environment a rechargeable system for batteries, reusable for up to 10 years.

PC makers have been trying to land a computer masquerarding as a home theater component in your living room for nearly two decades. The latest attempt comes by way of MvixUSA, a little known manufacturer of media servers and players.

You've been designated to bring the multiplex to a party or meeting. You could slip this quartet of Optoma Technology pocket projectors into your pockets or select the one that best meets your needs. Each contains a Digital Light Processor that aligns its micro-mirror array to reflect light from an LED, creating the picture.

Few manufacturers offer computers in as many sizes, colors and configurations as Sony. Whether you're looking to make a fashion statement or need an ultra portable to get on the Net from anywhere, Sony has a model that meets your needs. Its newest Vaios include notebooks with solid-state drives and ones that wirelessly display to your TV. We've arranged them by category to make it easy for you to fall for the one you love.