When Nigel Morris tells you he’s worried about the economy, you listen. As industry observers know, Morris co-founded Capital One and pioneered lending to subprime borrowers, building an empire on understanding exactly how much financial stress the average American can handle. Now, as an early investor in Klarna and other buy-now-pay-later companies like Aplazo in Mexico, he’s watching something that makes him deeply uncomfortable. “To see that people are using [BNPL services] to buy something