AT&T Strengthens iPhone's WiFi Support
Current iPhone users get free access to AT&T's 20,000 public Wi-Fi hotspots at Starbucks, McDonald's, and other public locations. But the process for logging in was considered tedious by many, as a user had to enter the phone number, receive a text message, and then click on a link in that SMS to get access to the Wi-Fi.
With the 3.0 software, iPhone handsets can detect a hotspot and automatically log in without the two-step authentication process. The service is free for iPhone and iPhone 3G users with the latest firmware, and it will be baked into the upcoming iPhone 3G S.
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– Marin Perez, InformationWeek