Ann: Brisbane Mining Club Presentation, page-4

As NCZ COO said himself - the final percentages of recovery are the hardest to achieve. It was also one of the key risks identified by the SRK report given they are retreating tailings.

What would be very helpful for potential investors would be if the company can show a project/cashflow sensitivity analysis assuming they only manage 59% recovery and 56% recovery (i.e 10% or 20% lower than nameplate) and a more realistic zinc concentrate treatment charge given the current market ones are 4-5x higher assumed in the feasability study.