Sony has long said it would cautiously approach the tablet market while it built up its Reader e-book line, but it looks like things are picking up a little steam: CFO Nobuyuki Oneda said the company is "very interested" in the tablet market during his post-earnings report news conference. Oneda said that Sony's "confident we have the skills to create a product," and that "Time-wise we are a little behind the iPad but it's a space we would like to be an active