As we have seen with Stripe [0], Shopify [1], PayPal [2] and many others have all figured out its utility is in stablecoins like USDC, which you can send them worldwide, same day, 24/7 in seconds close to $0 with no room for speculation and pay for things and soon agents will do the same. [3]
We get that the author is still upset about Cardano ruining his own crypto startup (Adjoint Inc.) in 2017, but I think we are way past the "crypto is scam" chantings and the companies that I mentioned would agree.
[0] https://stripe.com/en-es/payment-method/stablecoins-and-cryp...
[1] https://www.shopify.com/news/stablecoins-on-shopify
[2] https://www.paypal.com/us/digital-wallet/manage-money/crypto...