Billionaire Jensen Huang bets Nvidia chips can keep AI agents from going rogue
Jensen Huang's Nvidia launched a two-layer system to contain rogue AI agents, saying it could have stopped the OpenAI models that hacked Hugging Face.
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Aliko Dangote's empire is on course to double revenue to $36 billion in a single year
Dangote Group says revenue reached about $17 billion in the first half of 2026 and is on track to double to $36 billion for the year, from $18 billion in 2025.
Russian billionaire Andrey Melnichenko says raising rates cannot fix today's inflation
Sanctioned Russian billionaire Andrey Melnichenko told Channel One that interest rate rises cannot cure inflation caused by supply chain costs.
No wife, no children: billionaire John Poindexter is leaving his fortune to a Texas ghost town
Texas billionaire John Poindexter, 81, has no heirs, so his foundation is spending his fortune to rebuild Shafter, a silver-mining ghost town with about 25 residents.
South Africa's Gold Fields tries to buy Australia's biggest gold miner and gets turned down
Gold Fields approached Northern Star Resources about a takeover and was rebuffed, Bloomberg reported. The Australian miner is worth $22.1 billion.
South African tycoon Marcel Golding's pay jumps fivefold as AOE profit falls 72%
Marcel Golding's pay rose to R5.25 million, about $322,000, at AOE, where profit attributable to shareholders fell 72% to R3.5 million.
Nigerian billionaire Aliko Dangote's cement arm targets 80 million tonnes of capacity
Dangote Cement will add about 25 million tonnes to reach 80 million tonnes, funded mainly from cash flow and supplier credit, Arvind Pathak said.
Nigerian cable tycoon George Onafowokan demands a rate cut from the Bank of Industry
George Onafowokan says recapitalisation pushed lending rates to 22-23%, below the CBN's old 26.5% benchmark, before its record cut.
Ugandan tycoon Patrick Bitature loses a $256,000 case over two buildings he never built
A Ugandan court ordered Patrick Bitature to pay Finicon $256,136 plus nine years of interest for design work on two projects never built.
Billionaire Ken Griffin wins a vote on the private helipad his neighbours are fighting
A Miami Beach committee advanced Ken Griffin's private helipad on Sept. 24, over objections from eight luxury towers housing about 2,000 residents.
Bill Gates says AI is powerful enough to cause a billion deaths
Bill Gates has spent this month putting $1 billion into AI for the world's poorest countries. He has now told NBC that the same technology is powerful enough to drive events causing a billion deaths and that companies cannot be trusted to regulate themselves.
Billionaire Larry Ellison pledges another $9.2 billion of Oracle stock to borrow against
Larry Ellison pledged 67 million more Oracle shares as loan collateral, lifting his total to about 413 million shares worth roughly $57 billion.
Malagasy tycoon Mamy Ravatomanga's workers want to know if they will still be paid
Staff at Sodiat, the Malagasy group owned by jailed tycoon Mamy Ravatomanga, met the court official now running it to ask about wages and layoffs.
Mozambican tycoon Salimo Abdula backs Islamic finance as a new funding route for business
Salimo Abdula told a Maputo audience on Sept. 24 that Islamic finance would widen the funding options available to Mozambican companies.
Algerian billionaire Abderrahmane Benhamadi's Condor breaks into Mali with 37 containers
Condor is shipping 37 containers of electronics and appliances to six markets, entering Mali for the first time as a gateway to the Sahel.
Africa's richest man offers to sell Kenya 500 megawatts from his Lamu refinery
Aliko Dangote says the Lamu refinery will include a 1,000-megawatt power plant, with half the electricity available to the Kenyan government.