so obviously the hearing(s) is the reason for no product interesting comment and viewpoint Z But I also see sense in so obviously no product is the reason for the hearing(s)
If your conjecture, that they had to reengineer prior work because it would not hold up, is so then I have even less confidence in ever seeing a viable product - over-engineering fittings and all would have to be one of the most simple parts of the entire undertaking.