you know I think it was so big of you to apologize for something that is so minor. obviously someone might have the same fabric or same idea on how to tie a knot. I mean if they sell the fabric im sure chances are someone else might pick the exact same one. I wouldnt worry too much about it, and I would have to agree with the others that say continue doing the blankets the way you have been...they look great
Im PMing you now to place an order :-) just have a question before i do