The wording wasn't clear. They claim they will allow customers to buy and sell cryptocurrencies, but will they allow them to send these currencies out of their network?

>Cryptocurrency payments on PayPal will be settled using fiat currencies, such as the U.S. dollar, meaning merchants will not receive payments in virtual coins, the company said

Will users be able to take coins out of PayPal and send them to merchants, or will this be another walled garden?

If PayPal's policies and fees weren't so difficult, many merchants wouldn't be into cryptocurrencies in the first place.