This week at Lifehacker: One wire plus two computers equals 800 megabytes transfer rate. Here's how to set up a fast FireWire network to move all your disk hogging files from one machine to another. Our in-house law geek reveals what will really happen if you get caught BitTorrenting those copyrighted movies. It's not EVDO, it's just you and your cell phone. Get online on the go when you're wifi hotspotless by using your cell phone as a modem. Finally, iTunes may insist on only keeping an eye on one folder for music, but with the Library Updater software and a little arm-twisting, you too can get iTunes to sync up with any folders on your hard drive you'd like.