Like Stewie said - "Come to the dark side Chris",but when He asked "Who else is in it?" ... The answer wasn't good. FUNNY,butnot good.
So anyway, never had a desire for it Myself, but if I ever had a reason (it'd have to be a HUGELY GOOD ONE) ...
The MINIMUM would be a USB WiFi adapter ($5US), used Craigslist laptop ($40US) with harddrive removed, an open public WiFi (It has to allow whatever You want to bring thru), & a very good disguise to hide from any cameras.
Boot & run from a live linux disc.