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I think the bigger deal is that Juan Pablo gets to compete in megaminx at every competition he goes to. Yu Da-Hyun only gets to go to a few competitions a year, but more importantly half of those don't even have megaminx. That must be pretty frustrating for her.
Anyway, she really makes the most of the opportunities she gets. Congrats to her!
From the video it's pretty clear she was pretty dissatisfied; it seems like she was expecting to do even better!