fogive my ignorance but.
is the answer "white guilt"?
and if Jake's legs are a metaphor for white guilt, (or dependence on technology maybe,greedful capitalist society?).
now you've got me thinking Jake's busted legs are a metaphor for the white mans sins, and his final conversion to being a navi is like his white sins being lifted, hallajulha!!! which makes the movie pretentious on a born again level

oh wait its a poem
i see...deep James real deep.>_< i thank you Freehaven who'd of thought id actually learn something here
