Ok the wait is starting to get a bit ridiculous. We're now past not just the ETA for a prototype but the ETA for production as well, without even seeing a decent prototype. If you can't do it, sell someone the CAD file that can
If you pay attention to some of the guy's previous posts he's been really busy with other stuff. If you want quality product you need to give him some time to do it correctly, not breathe down his neck like 2nd graders wanting cookies