Share 'Has anyone tried out a Flatpup?'

I'm building one of my Pluckin' Poles (this one cedar, cherry and oak) for a customer in England. He (and I) are interested in the Flatpup, built by a fellow in Austria (here's the link to his site:   Flatpup site Two questions.  Has anybody used one of these?  if so, how did you like the sound/tone? Next, is anyone else building a pup of this type? The Austrian builder is apparently not accept…