I want one. Would never power it. But wow, just wow.
This picture brings its scale into context a bit
(https://forum.bottlehead.com/proxy.php?request=http%3A%2F%2Fhome.comcast.net%2F%7En6jv%2Ftubes%2Fbaby.jpg&hash=2133f8a2617aa88452aea82b8c041241153eeae1)