This guy is just spreading baseless FUD. He could be an agent of a rival decentralized project/blockchain such as EOS or Hashgraph. He is scared that Orch will make his project obsolete. We have already responded him here: https://steemit.com/stablecoin/@orch/orch-stable-symbol-orcs-aurk-ess-a-non-collateralized-unforkable-stable-privacy-preserving-cryptocurrency-designed-to-be-used-as