The new Eye-Wi SD card allows users to upload pictures to a PC over a Wi-Fi network. The tiny Atheros 802.11b/g radio is built into the SD card, making it possible to connect over Wi-Fi networks with many devices that accept SD cards. You can sign up now to be a beta user of this new product. Click here for more info.
If you're looking for a way to extend the range of client devices, which generally offer the weakest link, then consider using the new Wi-Fire USB device by hField Technologies. I haven’t tested this product yet, but it appears to offer a good solution for areas that don’t have good coverage, such as Wi-Fi hotspots.
If you want to bring out the geekness in you, then consider getting the new T-shirt by ThinkGeek that actually indicates signal strength of Wi-Fi networks. Click here for more details. Maybe this could be a new RF site survey tool? (Ha Ha). Seriously, I think this is a pretty cool gadget.
The spectrum regulatory body of each country restricts signal power levels of various frequencies to accommodate needs of users and avoid RF interference. Most countries deem 802.11 wireless LANs as license free. In order to qualify for license free operation, however, the radio devices must limit power levels to relatively low values.
Listen to this interesting interview with Rachna Ahlawat, VP Strategic Marketing for Meru Networks. Rachna explains advantages of using Meru's systems and recommendations for deploying 802.11n solutions.
If you want to bring out the geekness in you, then consider getting the new T-shirt by ThinkGeek that actually indicates signal strength of Wi-Fi networks. 
