Seeing as how using a trusted CA to do MITM isn't even remotely a valid business plan or idea, I think it's quite possible that they were incompetent enough to

Seeing as how using a trusted CA to do MITM isn't even remotely a valid business plan or idea, I think it's quite possible that they were incompetent enough to use any piece of hardware, yes. It's actually better for the world if they were planning to do MITM, as they'd have been caught so fast and their plans killed so quickly itd be funny. As-is it's just luck that they messed up.