THIS is a long article with interactive graphics. The money quote for rural households:
It will be years until 5G fully replaces 4G, and as you start to become addicted to the new, faster speeds, be prepared for frustration and heartbreak when stumbling into areas with slow coverage, or when traveling to rural areas or countries where the expensive networks are still in development. Living with exponentially faster 5G speeds means you’ll feel it harder when they’re gone.
Continue reading at C/NET