This. * 10
The Carriers and HW manufacturers have been getting all excited about 5G but forgetting two things:
Backhaul is expensive and sites in which to place base stations equally expensive and rare.
Solution: Crowd source both, using consumers!
What's that? FTTH covers just 3% of the population(1)? Oh. Bugger.
1: https://labs.thinkbroadband.com/local/uk