"Think of the shower like this. You have a large bowl of water over the heater, with a tub going to a spout that's corked. Take out the cork, and you have hot water." Ivy offered, smiling slightly. She paused a moment, then continued. "And yes, I'm speaking of things of convenience. The best of them are the devices that allow instant communication with other worlds...but there are some that, I've heard, even allow you to change your appearance, and others that re-size clothing...personally, I'm hoping to get my suit enchanted once I can power it."