I've never used one but it appears that the "flat" that you would hold between your fingers is 90 degrees out of the customary position you would expect. To me, I would call it an "overextension of inovation".
I've never used one but it appears that the "flat" that you would hold between your fingers is 90 degrees out of the customary position you would expect. To me, I would call it an "overextension of inovation".