Both Amazon and GameStop are accepting preorders for Nintendo DSi. So, if you want to order a DSi before April 5th US date, you can now have the opportunity to do so by placing preorders with Amazon or GameStop. Both the retailers have kept $169 as the base price. GameStop, however,may increase the price along with some bundled accessories.
You have to decide which of the two colors to choose from. Nobody can guess why they would limit the colors only to blue and black for its release. But will the limited color choice influence whether you will buy or not?