One in the ceiling of every room you want coverage in would be fine. Enterprise grade ones in stores.
More importantly, though, it is more secure and higher performing. Could see the government using this for wireless SIPR rooms. They won’t until the tech is tested and refined first though.
Let the hobby community do that part and the regular consumer will see something very usable in a few years.
I assume you feel the same about alcohol - the most destructive drug of them all.