Nigeria, April 3 -- In many parts of the country, the rains poured down earlier in the week, bringing much physical and psychological relief from the searing heat.

The absence of electricity from public supply channels made it worse. Average daytime temperatures throughout March ranged from 33 degrees to 38 degrees centigrade in Lagos and Abuja, respectively.

Nigeria's public electricity grid must rank among the most intractable problems any developing country could face. There is hardly anything more constant than the announcement of grid collapse, which leaves businesses and homes seeking alternatives and incurring unplanned expenses, while paying for electricity not supplied.

What Candidate Tinubu Promised

During his 2023 campaign,...