He couldn't help but grin at her sass, and he nodded. 'Yes, this is energy. I'm a little confused as to how they're producing such a thing in a cave... You need a power source, of course... As I explained before. You can use wind and water as a source, but depending on the tech, this doesn't always prove to be enough. As we get closer to the source, there's a good chance it'll turn into a gentle hum.'<br/>Slowly, he pulled his head back and he sighed.<br/>'The fighting never really stops. It is honestly the one constant I have found throughout time and space. Disagreements turn to violence. Always violence.'