I don't think Nadal's opponents who tend to beat him from time to time will ever get any credit from Nadal fans any time soon or perhaps never.
Anyway, I believe Wawrinka had 33 winners and 40 errors. These aggressive players including Federer (especially these days) strike me as mostly ball bashers. I don't remember Sampras having so many errors in a 2 sets match while being super aggressive. That's the unfortunate part of today's game.