This gameplayer article reviews the latest changes made to the PlayStation Store. It then looks at whether the changes elevate the service to the same standard as the Xbox 360's Marketplace, or whether it still needs work in certain areas.
"But there has been one lingering sore point: the PlayStation Network. Nobody who's used both this and Xbox Live can seriously say that Sony's implementation is superior. Basically, Xbox Live allows Microsoft to do what it does best, which is to build infrastructure. It's also now well into its second iteration and whilst it's not perfect, the overall experience leaves Sony's efforts way behind."