Board Thread:Naruto Discussions/@comment-4271790-20141016102132/@comment-1512913-20141021131534

Thinking of it now, Sasuke using Lightning (despite it being weak against Naruto's Wind) makes sense, considering Kishi compared Naruto and Sasuke more than once to Fuujin and Rajin. And this battle of theirs indeed is akin to a one worthy of gods.