Well, their desire to stay trendy trumps their desire to minimize attack surface, I'd have to imagine. Alas, XML is roughly the polar opposite of trendy, mostly

Well, their desire to stay trendy trumps their desire to minimize attack surface, I'd have to imagine. Alas, XML is roughly the polar opposite of trendy, mostly seen as belonging in the trash heap of the 90s alongside SOAP, CORBA, DCOM, Java applets, etc.