When you go to buy a Volkswagen, their best cars almost always have three letters or numbers at the end of the model name: GTI, TDI, VR6. The sixth generation, 2011 Jetta, on sale for a little over a year now, has been met with some pretty strong criticism. Reviewers took one look at 2011’s cheapened interior, and suspension, and had three letters of their own; “WTH??” [...]