Nintendo's wireless gaming service has hit an all- time gaming record of 1 million unique users, in less than four months in operation.

That sound you hear is the thunder of video gamers worldwide revving their engines for the launch of Mario Kart DS and Nintendo Wi-Fi Connection. The online gaming service for Nintendo DS lets users connect wirelessly to race. From the very start, users can log on easily to shoot shells and burn rubber against opponents from all around the world.