Could you leave a post when you have received reply from Glenn? I mailed him about one week ago with a similar question but haven't received any reply yet. May be my message is stuck in his spam-filter ...

However, I would like to understand the subject in general. Right now, I have an average spreader rake but pretty high diamond tension. I guess, I can achieve the same mast bend with higher spreader rake and less tension on the diamonds. How will this affect the performance of the boat, is one option preferable over the other? If somebody could give me advice on this ...