At yesterday’s Vista launch, Microsoft claimed to be innovating more than ever before. Some would say that isn’t hard as the company has always been content to let other innovate, and then use its muscle to catch-up and assimilate. The Wall Street Journal has drafted in two industry heavyweights. to bash heads over the issue. In Microsoft’s corner is former Redmond in-house blogger Robert Scoble. Arguing the opposite view is tech journalist Dave Winer. Let battle commence.