Another defect toy :-( – A potential eBay disaster

Another defect toy :-( – A potential eBay disaster

(Why “another” in the title ? Remember my Iphone4 battery problem ?) In an adventureous maneuver I exchanged some lenses. I sold my 17-55mm f2.8 on eBay and bought a 24-70mm f2.8 lens instead. I got the 24-70mm yesterday. It is only half a year old, came...