Has anyone seen/heard of/used one of these? I searched here and on the web for reviews and couldn't find any...
http://www.coffeetamper.com/our-store/s ... -base.html

LOL, that's kinda clever. Heck if everyone else is doing it, why not jump into the market?

At first glance it looked like it was specifically designed to create widening channels out towards the edge of the basket for more surface area, maybe to enhance extraction in the periphery. But everyone seems fixated on this top of the puck re-distribution stuff.