Considering how it's unlikely that you have never spent your entire life working just to get to olympian level, I don't think you're in any position to judge her.
Her sport is just as much mental as it is physical. She got the yips, and with that, she was finished for those games.
Look up Steve Sax, Chuck Knoblauch, and more famously, Ian Baker Finch, who walked away from the PGA after missing 32 consecutive cuts as a result of the yips.
Considering how it’s unlikely that you have never spent your entire life working just to get to olympian level, I don’t think you’re in any position to judge her.
In my book and in my circles, she’s a quitter. She was under performing and she quit on her team. You want to make excuses for her, hey, good on you.