Nice concept. Nice to avoid the $95 guy!
Problem...validates CSV file ok, but doesn't upload any data. (result is "0 record(s) affected, 0 price changed")
Instructions should be in better English, and less disjointed.
Sample file would be great.
Author website is not really up - no info, default WP text.
If you can make this work...you'll have a LOT of friends!