That had him grinning as he came over to join her, excited himself. "I know right? It could save our lives, but I didn't wanna rely on it in an emergency untested." Just as excited as she is about that, and that they'd had the same thought. He hadn't had anyone who thought like him in...forever. Even Gohan hadn't been on the same train of thought as him, most of the time.

Then he's laughing slightly, and blushing again. "Ki. I've been doing that ever since I can remember too. Easy as breathing." Not bragging, just explaining. "The downside is, Ki does have a limit. When I'm out, I'm out until I rest."