He's left the list, guess it wasn't worth staying if he couldn't talk about that fungi. I'm proud of you list folk, at no time did anyone let the discussion degenerate into a flame war. Discussion is okay by the rules. Sorry I was so slow on the uptake about his commercial interests and, in all fairness, while he may have said he wasn't trying to sell his product his attitude about it was such it could be construed as a sales job. Thank you all for your good attitudes. George