1) It shows 1 unread notification, click to read it but badge number is still 1.
Screen capture: https://www.youtube.com/watch?v=0mxl-JpVsJY
2) Some notifications are duplicated. Screenshot: http://www.screencast.com/t/URBstX6f6x
3) Similar problems was happening before. It was showing big numbers and then turn to normal some time. It says 78 unread notifications but there is only 4-5 new notifications. Screen capture: http://www.screencast.com/t/xSj3iem7m
It was same on web player also: http://www.screencast.com/t/AwdWPSNC0