Let the hive mind of Engadget get that for you.
"As someone who doesn't reside in the USA, I was wondering what would be the best way to get internet for my computer in the US for a couple of weeks? If it were Europe I know I'd look for some prepaid data. Is there anything similar offered by American carriers? A MiFi or a data SIM that I can tether from would work, but I'm trying to maintain a tight budget. Help!"
Back in my day we didn't have the interwebs in color my boy. we had to live with 0.75 second refresh rates and not flash, that's just new fangled stuff, well except not on all new fangled dohickies, what you ever thought you saw in that macsipad.