Above all else at the .Hack presentation by Atari and Bandai, it was clear that the latter are very proud of their RPG series with a difference. And from what we saw, they have good reason to be..Hack (that's dot Hack, in case you were wondering) will be released in four instalments, the first being .Hack//Infection, which will be available for PS2 in March. While .Hack is, in many ways, a traditional Japanese turn-based RPG, the game structure promises something that hasn't been done quite