I don't know how far in the future this is supposed to be, but check out the gas prices above Will Smith's head in that one scene.
http://iamlegend.warnerbros.com/myspace/hidef/index.html
Yikes! Nice observation, geezer.
According to the trailer it's five years into the future Trek, and if those prics are any indication, I'm going to be relying on public transportation for a loooooooooong time.... :wink: