So, right before this year’s E3 started, the cat was let out of the bag and the worst kept secret in the videogame business was finally in the open. Yes, it is true, confirmed Sony’s John Koller, the leaked material was right, Sony is working on a new revision of its portable gaming platform, PSP. The new PSP, however will not be just a numeric update of a ‘thinner, lighter’ kind. The new PSP is …