Sony PSP.

If there is indeed a handheld title fight brewing, someone forgot to tell Kaz Hirai. Ask the CEO of Sony Computer Entertainment America if he's worried about launching his company's new PlayStation Portable (PSP) early next year, months after Nintendo's new DS handheld, and he shrugs. "They can [launch the DS] before us, after us, on the same day--that's a decision for Nintendo. But we've seen all kinds of permutations in the past: Saturn was out before [the PlayStation], Nintendo 64 after, Dreamcast before [the PS2], Xbox after... whatever they like." Hirai may be talking about release dates, but his list of defeated home systems has a clear implication: We've beat 'em …