Products that don't exist yet, but should

[Happy Monkey]

Originally Posted by Lamplighter

I want only one wire/cable coming into my house connecting to one wireless router.
This generic router should have only one wire connecting to any 110v power source.
All the other components (TV's, monitors, computers, phones, printers, security cameras, etc.
should be like an electric alarm clock... a single plug for power.

Search for "usb wall outlet". Installing one of these will let anything that can be powered by USB use a standard cable, hiding the wall wart inside the wall. You won't get internet through that, but if you've got wifi, you don't need a cable for any wifi-aware devices.

It would be even better if the ISP cable were eliminated, so the
signals coming into the house would instead came from satellites.

Satellites are slow, thanks to the speed of light. Municipal internet would have to be large-scale ground-tower-based ifi.