ChainCatcher news, Sebastian Siemiatkowski, co-founder and CEO of the Swedish fintech company Klarna, announced on X that Klarna will begin to embrace cryptocurrency business.It is reported that Klarna currently has 85 million users worldwide, an annual transaction volume of 100 billion dollars, and over 500,000 merchants, with approximately 30% of the transaction volume being debit card payments, having issued more than 1 million cards.