- Mobile-network providers touted 5G as a tech revolution when it hit the US market in 2018.
- But five years on, the promise hasn’t borne out, largely because of 5G’s nontraditional rollout.
- Experts told BI network-infrastructure changes were underway and would make all the difference.
- This article is part of “5G Playbook,” a series exploring one of our time’s most important tech innovations.
