So she could manage to break her way into that girl's CS but couldn't get into Haruhis?
It's not the same concept. The closed space that Haruhi was creating at the point that Yuki was unable to interfere was the basis for a new universe. Asakura doesn't do the same thing at all. So that's why I was saying it was an iffy example.
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"As the size of an explosion increases, the number of social situations it is incapable of solving approaches zero." -Vaarsuvius, Order of the Stick