Originally Posted by semtex

I don't think you understand how UpRev works. You can load up to 5 maps with UpRev, and you switch between them via your cruise control button. I have valet and anti-theft maps as well, but I don't have to plug in some device to switch to them. There's no need for a laptop as UpRev's ROM has slots for 5 different maps, at they're always at your fingertips, literally.