Sony just announced preorder bonuses for Motorstorm: Arctic Edge for the PSP. A user commented and asked how such a preorder bonus would work for the game, as well as other games such as Gran Turismo PSP.

David Bull replied with the following comment:

"Just spoke with the Product Manager and he will make the pre-order download available for all consumers who purchase the game from the PSN within the first 30 days from launch.