...
By design, CPoS does not have the well known vulnerabilities of Satoshi's Bitcoin, e.g. 51% attack, Sybil attack, Finney attack, lost transactions, miner-ignored transactions, selfish mining, partitioned network, etc. Rather CPoS has a set of new to-be-found vulnerabilities because the Texai code base has never been used in production. DDoS attacks will be mitigated by paid-for DDoS traffic filtering at each full node. Best-effort volunteers operate the existing PoW networks, whereas CPoS operators will be paid professionals.
...
https://bitcointalk.org/index.php?topic=584719.0AnonyMint seems absolutely convinced that PoS cannot work. You both seem confident in your respective opinions. Does your CPoS system address any of his concerns?