“If you're referring to what was reported some weeks ago, I was referring to the fact that that's what we do as a company,” said Maguire. “We R&D everything. You only have to look at PlayStation and PlayStation 2 to see that's always in our mind.”
As the article mentions, handheld redesigns have often led to surges in sales. Given that, it won't be a surprise if Sony does work on a revised version, but the weight of the unit is obviously not a priority.