Klarna CEO ‘deeply worried’ about tweets promoting BTC

Klarna co-founder and CEO Sebastian Siemiatkowski speaks on stage at TechCrunch Disrupt Berlin 2019 on December 11, 2019. Noam Galai | Getty Images LONDON — The boss of European fintech giant Klarna says he’s “deeply worried” about posts promoting bitcoin on Twitter and thinks regulators should act to protect people from potential losses. Sebastian Siemiatkowski […]