Have you ever integrated PayPal in a way that requires a PayPal account for purchase (ie: turning the "PayPal account optional" setting off)? How many people bo

Have you ever integrated PayPal in a way that requires a PayPal account for purchase (ie: turning the "PayPal account optional" setting off)? How many people bounce when they have to pay with their PayPal account? I was looking into their Adaptive Payments API, but it requires both sender and receiver(s) to have a PayPal account. I'm not sure if that's a good idea.