INTEL CENTRINO Wireless data connectivity Price: Varies by laptop model www.intel.com
* The Good
You can connect without wires to the Internet using Wi-Fi, a wireless broadband technology, often found these days in coffee shops, airports and hotels.
* The Bad
In some areas, you must pay to access the Internet through Wi-Fi service providers, usually local telecom carriers. Since many providers operate independent networks, using Wi-Fi in different locations may require subscribing to different providers each time.
* Who Should Buy
Frequent travelers and coffee-shop aficionados...