These articles are all related:
Radio frequency is just light outside of human visible range. Light does not interfere.
Mapping light does not require a lens.
Wireless, single antenna, data technology that does not “interfere” with neighboring signals on the same frequency is already in early stages of development.
Each wireless “access point” can also serve as a core router.
The Internet does not belong to the corporations.
The US Postal Service is failing in its core mission: affordable national communications.