That being said...we would be just as aghast at what happened had it been the Nigerian flag....well not actually,,,but bothered to some extent as we should all be at such a thing happening.
get down off your high horse fella. For whatever reason, it was unintentional. No one deliberately disrespected your flag, or others for that matter (N Korea), no one deliberately decided to drop your flag, ground it or anything else.
As to your final, typically daft, supercilious question:
Cannot they get something this simple....done properly?
If you were watching the Olympics you'd already know the answer
S-D