A no brainer ... until you understand that the drone relies on a barometric sensor that shows height relative to where it launched because it has no way to tell its height above the ground below it.
That's not a very useful "flight log" and does nothing to help understand your issue.
If the information in it is true, you never had GPS reception during the flight. and the entire flight was done 270 kilometres south of Esperance in Western...
The correct term is pathological liar. And before everyone jumps up, it's a mental issue that many suffer from but few seek treatment for. No different really than saying someone has OCD.
There are no American made consumer drones.
There are several American made commercial drones, many of which can't match DJI tech and features and all costing much more than DJI cost (until recently).
Sadly, he's not a reliable source.
What he...