This kid certainly got more than he bargained for in his rip off attempt. I think he will be carefull how he conducts himself around those 4x4 guys in the future.
Getting ripped off on internet transactions is nothing new but people who do so should be very careful to hide their identities if possible. There are some very crazy people out there and you do not want to become one of their targets as the following link shows. It is a long story so to sum it up: Some kid ripped off a guy on some radio equipment and shortly after a packege bomb killed him and crippled his mother.
Murder by Internet