Thumbs way down for Arduino WiFi shield. Read before you buy

Using Arduino Networking, Protocols, and Devices
25

An other alternate for Arduino WiFi shield;-

dbm123:
I really like the price and form-factor of the CC3000 WiFi module http://www.ti.com/product/cc3000

and I REALLY link the concept of SimpleLink for a headless embedded device Wireless connectivity | TI.com

...

http://www.ti.com/product/cc3000#samplebuy

Can't beat price, free sample.