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> Don't apologize. Some of us need some of that extra guidance. It gets us thinking about things that we may not have originally thought of, and give a difference perspective on the problem.

I think that is his choice to give a more detailed explanation/solution. But, I personally feel that the way it was presented (there are several flaws etc.) was suggesting that the other poster (Ed P. in this case) was trying to give a full, robust solution as opposed to presenting an idea...

Joe