Actually you can use this unrooted. Go to Google play. Download a launcher like holo launcher. Select short cuts or equivalent. Select activity. Then scroll down to settings and browse through the settings activity. Find the one that says tethering settings. Select that, it will create a shortcut on your home screen for that, open it up and you will see a hidden tetherinf setting menu. USB tethering works, wifi doesn't. Now this works on stock boost mobile warp, this hidden menu should be on yours since its apart of gingerbread and not maker specific