Epsilon915 years ago000I also bought this product. When it's in the MacBook, the mouse cursor has delays when moving (doesn't move smoothly), regardless of whether it's a mouse pad or Magic Mouse. Does anyone else have this problem?Show in original language (German)TGswoosh235 years ago+110I've had it for quite a long time and never had a problem like this.Show in original language (German)Commenthabi5756575 years ago000no, i have not noticed any such behaviour. perhaps change the usb connection?Show in original language (German)Comment