Technology

LAGOS, Capital Markets in Africa: Satellite operators are launching more high-powered communications rigs into space, with two more set to join about two-dozen already in orbit by the end of the year, crowding the skies and threatening the industry’s fat profit margins. The new orbiters being launched at a cost of as much as $500 million each are forcing established operators to embark on costly upgrades of their fleets at a time when their business…