It's a pretty easy fix if those are the problems. Prove the concept on a much smaller scale and come back to the market in 12 months' time. The worry is they might only prove that it's not what they are pretending it is
Firmus investment bankers are some of the smartest in Aussie market, so I wouldn't blame them, reality is company came too far, too fast, & wasn't ready or sufficiently scaled to pull off IPO this big