[metallion]

Brian Manzella's podcast of some two months ago said groove face tech is a huge trend and that it works. He predicted the tech will roll out big time.

Goosen already plays one. So does a few more.

The new TM Rossa putters have an "Anti-skid Groove System Insert" (ASGI). Same thing. Personally I can't wait to try out the Rossa Monza Corza.