Chances are, most of you have not Jailbroken your iPhone or iTouch. You are probably saying something like, "If I don't want to switch cellular networks, why take the chance of breaking my device?" Now this is a perfectly logical thing to say, but I am still going to try to persuade you to "come over to the dark side".
In this article I will show screenshots of my iPod Touch. This article is not how to do the Jailbreak process, but only to explain how it will benefit you.
For all the webmasters out there, you can now run an Apache web server with Perl, Python, Ruby, Tcl Library, PHP, SMTP, and LLDP. I wouldn't use this as a permanent website as it is offline whenever you don't have internet connectivity, but it is nice as a wireless storage area or for novel purposes.