Free Reads A Nigerian Entrepreneur’s Unusual Bet On A Blockchain Phone No One Knows They Need By Henry Nzekwe  |  September 28, 2026 Ndubuisi Ekekwe has spent his career building things that end up inside other people’s products. At Analog Devices, he helped design the accelerometer that went into early iPhones, as his colourful biography captures. Other feats attributed to him include a PhD research project in wafer-level chip packaging that still earns him U.S. government royalties, two doctorates, four master’s degrees, and a patent on medical robotics microchips that the U.S. government acquired rights to. Now the storied educator cum entrepreneur is rolling out a phone he developed; a peculiar kind which he calls Africa’s first blockchain phone. Ekekwe’s ContiSX Securities Exchange Plc has opened preorders for the ContiSX Phone, a blockchain-native handset priced at NGN 550 K, around USD 400.00 at current rates. Shipments are scheduled to begin October 19, the same day Ekekwe plans an event at the State…