So, Nikon finally fessed up to its new D90 prosumer DSLR, which means all that's left for us is to do is to pick through the spec sheets, drool on the product shots and imagine ourselves taking the ...

Editor’s Note: This article is part of a series that examines the lessons behind disruptive products through the lens of design. In 2008, Nikon debuted the D90 digital single-lens reflex (DSLR) camera ...