ectopportunism

[Still following his explanations closely.] Goggles and a meter. Those are measurement devices for detection, I'd imagine? Do the ghosts you deal with ever gain enough form to be discernible by the naked eye? Do they ever become tangible enough to affect reality by themselves too, or would the need a host to influence and/or control first?

[Blink.]

Aah, this whole concept just sounds somewhat familiar, so I am curious about the details! ...Am I asking too many questions?