PhotoGator Loc: Florida

You could shoot in RAW only and then extract JPEG from it as needed. It saves in storage.

Interesting article from Scott Kelby's blog about how to save space in camera by only shooting RAW and then using IJFR to extract jpeg from raw.

http://scottkelby.com/2008/its-guest-blog-wednesday-featuring-michael-tapes/

Link to IJFR (Instant JPEG from RAW utility) courtesy of Michael Tapes.
http://youtube.googleapis.com/v/MNU13W3DXTs

RAW vs JPEG (JPG) – The Ultimate Visual Guide
http://www.slrlounge.com/raw-vs-jpeg-jpg-the-ultimate-visual-guide

What is the Difference Between Raw and JPG?

http://www.uglyhedgehog.com/t-26507-1.html#391564

RAW vs JPEG by Tony Northrup
http://www.youtube.com/watch?v=N0j8QMmglvw

JPEG vs. TIFF
http://www.cambridgeincolour.com/tutorials/imagetypes.htm