> virtually all new chains are PoS because it's understood to be significantly more secure and less expensive vs. PoW PoS security relies on the integrity of t

> virtually all new chains are PoS because it's understood to be significantly more secure and less expensive vs. PoW PoS security relies on the integrity of the stake — and the integrity of the stake relies on the “security” of the PoS system. It’s an intractible circularity problem. Yes, a large sample of recent altcoins have shipped PoS, but this is no more relevant to a PoW v PoS security debate than a modern top 40 “hit songs” chart is to a debate over Beethoven v Bach.