The thing about the universes, Laharl, is that they're not supposed to be connected. Once, maybe, but no more of that. It's not as simple as deciding to go somewhere else. Time is needed, research is needed, and a way through without damaging the fabric of reality is needed, too.

And wouldn't you know it, most of the technology I have access to isn't currently working like it should. [grumpy about his TARDIS being affected? Why, yes. Yes, he is]