4G or not 4G – a progress report: A regular column on the information industries

[...]once the number of nationwide network launches reaches over 700, it can reasonably be stated that 4G has become the de facto standard for worldwide mobile communications even if it takes many more years to become fully available to users. Table II is, as noted previously, somewhat more contentious, as it is based exclusively on the author's definitions. Because of the numerous launches by regional networks, the North America region is very prominent whereas activity in Africa is muted.