There are more edges on the 2007 Dodge Nitro than on an 8-sided table. And probably more ways to use the Nitro, too, if only because seating for around a table like that may be uncomfortable. Introduced at the 2006 Chicago Auto Show, the Nitro promises to make things interesting -- dare we say, edgy -- in the mid-sized SUV market, and will battle the re-sized Toyota RAV 4, among other contenders in the space.