He’s right for most part but it’s his mistake not making a explanation on why this is case and not breaking down there wte others that wre decentralized and would be in same boat we bitcoin. Such as Monero & hive. But on 99% he’s right. That said he deserves the Criticism here for not being specific and making point on decentralized and centralized. Just saying ETH for example he’s right. It’s centralized database and by definition is a security.