Unfair, but not technically cheating.
Anyway, uu has definitely improved from just being the "evil, Jigsaw-y anti-UU." Here he's actually showing real cleverness.
UU, on the other hand, was a massive idiot about the situation. She could've won quite easily even after uu's trick if she didn't let herself get so angry.
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xfd dude, it's just a popularity contest on the internets.
-Vlado