There are several Nikon instant rebates available now through May 26, 2012. Included in the rebate deals are the D3200, D7000, D3100 and D5100. On the mirrorless side, both the Nikon V1 and J1 are also available with instant rebates. Check the B&H rebate page for more details.
The Nikon D7000 has received an unnofficial firmware update that allows you to get around the lowly record time limits for video. The Nikon Hacker team now has lifted the limit to 25-30 minutes for the D3100, D5100 and D7000 cameras. Note that this is an unofficial update and not sanctioned by Nikon. use at your own risk.
There are some pretty solid rebates on Nikon DSLR and Mirrorless cameras through the end of March. Details here at B&H Photo.
Ritz Camera has several deals on “refurbished by Nikon” DSLRs. Check them out on Ritz Camera’s website.