iPhone: Which iOS 4 software features can jailbreaking and Cydia provide?
An amendment to Apple’s table in the “iPhone: Which iOS 4 software features does my iPhone support?” tech note*.
| iOS 4 Feature | iPhone 3G | iPhone 3GS | Any jailbroken iPhone with Cydia |
| Home screen Folders | √ | √ | ? |
| Unified Inbox and threading for Mail | √ | √ | |
| Internet tethering | √ | √ | √ |
| Multitasking | √ | √ | |
| Bluetooth keyboard support | √ | √ | |
| Home screen wallpaper | √ | √ | |
| Data protection | √ | ? |
* provided firmly with tonguye-in-cheek and the usual disclaimer: jailbreaking is not supported by Apple (but so are old iPhones and iPod touch models)