I've only seen it once, but I try not to go in there unless I have to...

[ he'd taken a peek when the ley lines appeared and got a firsthand look at the carnage of the sliced tunnel walls, but couldn't bring himself to stay for long. it was tough to look at, to say the least. ]

I'd file that under the same tab as "take me home", yeah. [ he'd love nothing more than for his Pokémon to be able to battle again... it would definitely make things more interesting. ] C'mon, something else!