Well, she's always had an infinite, but until Momiji came along it couldn't go on forever. Now that Dojo is selectable and Momiji is avaiable, she can always get 30 hit combos on any stage with any launch height.
Yeah, and I'd rather not see stupid ass tag combos like that start being used all the time, so I figure I'll send them a message on twitter and ask them to patch it.