Originally Posted by Colorado_Al
Not true. I can tether via USB with the built in HTC tether app on 3G or 4G.
Don't have to buy a thing if you want to tether with USB. Just choose use phone as modem when you connect your USB.
I'm not going to argue with you there's another thread for that. http://androidforums.com/support-troubleshooting-evo-4g/91384-usb-tethering-error-code-67-a.html
Error code 67 occurs for 99.9% of people trying to usb tether over 3G.