One membership, one currency, seventy-plus services. Rakuten built its empire not by winning a single market, but by making customers unwilling to leave any of them.

From accelerator controls at CERN to the economics of mobile networks, Geoff Hollingworth has spent three decades asking telecom to stop confusing new technology with a new business.
Rakuten built a mobile network in Japan, then turned the operating lessons into software for everyone else. The wager is that telecom's next upgrade looks less like a hardware swap and more like a cloud migration.