https://tecmambo.com/business/yellow-series-c-smartphone-solar-financing-africa tecMAMBO en 2026-08-21T12:38:00+03:00 Yellow's new Series C is a bet that the next billion-dollar African credit product may be an asset, not cash https://tecmambo.com/business/africa-fintech-ipos-opay-palmpay-airtel-money-offshore tecMAMBO en 2026-08-21T12:14:00+03:00 Africa's biggest fintech IPO candidates are looking offshore, and local exchanges should ask why