East Africa is in the middle of a solar boom that is reshaping its energy map faster than any planned grid expansion.

From utility-scale solar farms to pay-as-you-go home systems, photovoltaic capacity in the region has multiplied several times over in five years, driven by collapsing panel prices and inventive financing.

The parallel with mobile telephony is often drawn and mostly true: just as cell towers leapfrogged landlines, distributed solar is leapfrogging the central grid for millions of first-time electricity users.

For businesses, reliable power changes everything — welders, millers, salons and cold-storage operators can finally plan around production rather than outages.

“Solar installations are multiplying across the region, leapfrogging the grid the way mobile phones leapfrogged landlines.”

The frontier now is storage and productive use: batteries that carry power past sunset, and appliances that turn electricity into income. The sun, after all, is the one utility that never sends a bill.