"Eric Moore"
There's an article on Pulse Detonation Engines at:

http://www.aerotechnews.com/SpaceAnd...y.htm#Space005

How much potential do PDE's have? Will they ever be more than a
laboratory
curiousity?

Wasn't the German V1 buzz bomb powered by a PDE pulse jet? Perhaps a
crude one but still a pulse detonation engine of sorts.
Ed Majden