The SLT rebates in US has been extended til November and you can see a full overview of the deals at Amazon US (Click here). The NEX deal Overview can be seen here at Amazon (Click here). And the NEX-5n is indeed the most sold mirrorless camera of the moment (ranking here).
And if you would like to buy a NEX but want to spend a s less as possible than check out for the NEX-C3 bodies for sale on BigValue (Click here). $244 for a new NEX isn’t bad deal at all!