Nvidia CEO Jensen Huang's net worth jumped by $9.6 billion on Thursday as the AI chipmaker's stock surged after reporting stronger-than-expected quarterly results.  Huang's overall net worth is estimated at$69.2 billion, according to Bloomberg's Billionaires Index.Nvidia reported Wednesday that it had generated fourth-quarter revenues of $22.1 billion, marking a 265% increase from the prior year. Its net income rose by 769% year over year. NVIDIA'S STOCK SOARS AFTER AI BOOM LIFTS REVENUE 265% "Accelerated ...