That's true, we would have to make it so it only activates when ki is actually put into it, rather than have it automatically extracting it. That way it could also be powered by several people, reducing the strain... Assuming that mingling people's ki doesn't make the energy explosive, that is. I will have to look into that and study it in more detail.

[Her hands move almost on their own will before she stops and looks around. Oh, right, this is Bulla's room not her laboratory back home or even her own room.]

Mind if I use one of your notebooks at pens, dear? I want to write this all down.

[Not that she would forget but she prefers to write those ideas down for further study later on.]