Well the upside down one could have been a lack of pre-flight checks such as propeller wear and/or battery capacity charge. It would appear that in his video, something happened that told the quad to shut off the motors and power down..this occurs mainly due to battery levels and motor errors...
Hello drone family, I am a DJI crazed fanboy just dropping in on day one to say hi.
My interests are my Phantom 4 pro and I am upset I did not the get Obsidian edition..but the 5 will come out soon enough.
Besides flying locally I just recently started a Youtube channel hopefully teaching us...