Klarna debuted on the NYSE Wednesday with a $1.37 billion IPO, valuing the Swedish fintech company at$15 billion and underscoring the rapid rise of buy-now, pay-later (BNPL) services. But experts warn of mounting risks BNPL consumers face. LegalShield data shows nearly 40% of users don’t realize BNPL will soon affect credit scores. Swedish fintech firm Klarna just made its highly anticipated debut on the New York Stock Exchange, raising $1.37 billion and locking in a$15 billion valuation. But finance ...