i own an iphone 3g, i just installed 2.2 update from apple. i have some questions about jailbreaking. -do i need a wi-fi connection and or a computer to jailbreak my iphone? -what about the appstore, can i still install apps from the app store after i jailbreak my phone? -what about future updates from apple, like i just connected my iphone to my macbook pro laptop went into itunes and installed 2.2 -what about syncing w/ itunes, like if i want to sync music or video will i run into any problems with syncing after i jailbreak? -will jailbreaking effect my apple warranty? -how easy is it to return the settings of my iphone after jailbreaking? -any one experience problems, or weird behavior after jailbreaking? features i like about jailbreaking -viewing local files w/ mobileTerminal or Term-vt100 -video recording -i don't know if it is possible to write programs with an app like mobileTerminal or Term-vt100? but i would like to be able to write small programs like 'hello world'. advice on jailbreaking a good site to help me jailbreak?