There's nothing but good news in Nintendo's world right now, as the success of the DS leads to a more profitable financial year than they'd initially expected. From the article: "The company has re-estimated a net profit of 95 billion yen ($807 million) for the year ended March 31, compared with its previous forecast of $637 million. Last year the firm took £739 million." To get an idea of why the DS is so successful, Gamespot has a breakdown of an interview with the DS Engineers.
Link To Original Article