[RFI] Nigeria is hosting one of Africa's biggest tech gatherings on Tuesday, with debates ranging from Wolof-speaking chatbots to medical algorithms. The ambition is to harness artificial intelligence to transform economies - but patchy internet, unreliable electricity and low investment remain major obstacles.

[allAfrica] Chad: Opposition Leader Masra Sentenced to 20 Years in Politically Charged TrialSuccès Masra, leader of Chad's main opposition party, was sentenced to 20 years for inciting violence and complicity in murder linked to ethnic conflicts. Human Rights Watch views the trial as politically motivated, reflecting diminishing space for opposition under President Mahamat Déby. Masra and co-defendants face heavy fines and imprisonment amid ongoing repression, including violence against protesters