That I'm aware of, there was no grading system in place by which a distributor would make a different colored border on a more fine stone, or vice versa. And hardly necessary when a single trial will be sufficient to convince the most incredulous of it's superiority.Quote:
Perhaps the different color labels were different grades?
And I wouldn't call it HAD, but I guess if it's truly an addiction then I might be in the denial phase. :P