And if you're familiar with the cryptonote system, you know why they can never fix that.
Compare this line of Code to any other cryptonote coin. You will see that everyone got it right except xun.
Out of interest and curiosity: Since you are such an expert, you are a developer behind what coin now? What venture do you have a personal stake in that you can call your own? Or is "backseat driving" the preferred approach?