This week only, London's Tower Bridge is the world's largest Bluetooth device While wireless headset manufacturers battle one another to shrink their wares until they completely disappear into your ear canal, organizers of the Switched-On London lighting festival (not named, unfortunately, after the excellent column by NPD's Ross Rubin) have taken the opposite tack: for one week in February, they'
![This week only, London's Tower Bridge is the world's largest Bluetooth device](https://cdn-ak-scissors.b.st-hatena.com/image/square/dc0fbed92f091d5d9e12e8ba39e2a06faeee8597/height=288;version=1;width=512/https%3A%2F%2Fs.yimg.com%2Fuu%2Fapi%2Fres%2F1.2%2FFJ6DMGHabl8H5U0GcckYRQ--~B%2FZmk9ZmlsbDtoPTYzMDtweW9mZj0wO3c9MTIwMDthcHBpZD15dGFjaHlvbg--%2Fhttps%3A%2F%2Fwww.blogcdn.com%2Fwww.engadget.com%2Fmedia%2F2007%2F02%2Ftowerbridge.jpg.cf.jpg)