Your $1 per 1000 stitches is probably quite fair.
Did you get to the point of unzipping the file? If not, Cnet probably has a zip software for your use.
After the unzip is complete, I cannot think of a reason why it would not open. What is the error message you are getting? Copy it down using the exact wording. That helps to point to a possible solution.
Pat, The Avid Embroiderer
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