Should I buy the Nikon D500 when I own a Nikon D300s

With the introduction of the Nikon D500 in the recent weeks, one question among many of us amateurs and professional photographers is - Should I buy one? I want to try and go through this decision many process together with you readers by analysing the following What are the main features of the Nikon D500 What do I currently have Should you buy one? Main features of Nikon D500 Built in Wifi NFC Connectivity Tilting or Articulating Screen 4k Video - 3840x2160 Touch Screen Face Detection Focusing 21.0 Megapixel Sensor High Max ISO 1,640,000 153 Focus points 3.2" Screen Up to 1/8000s Shutter speed (very high) 10.0 fps Long Battery life External Microphone and Headphone Port Environmental Sealing Timelapse Recording Flash sync Port AF Micro Adjustment 200,000 Shutter life expectancy What Do I have currently - the Nikon D300s I have had my Nikon D300s since Jan 2010 and I am very happy and satisfied with it. It changed my game from when having ...