Done!
Even opened a ticket to Customer Support earlier today, with a very prompt reply and another copy of the zip file sent to me - same thing.
Same message: 'File Skipped Unknown Compression Method'.
Be shame to pay $25 for something I can't use.
Never happened before. I guess I should try it on another computer, before anything else, but an MP4 Video is an MP4 Video is an MP4 Video regardless of the rig, isn't it?