Alibaba stock soars on expected AI spend, Nvidia pact

Alibaba (BABA) stock soared to its highest level in almost four years after the e-commerce and cloud giant said it will boost AI spending beyond its original commitment of more than $50 billion, joining the ranks of US big tech players's escalating bets on artificial intelligence. US-listed American Depository Shares (ADRs) jumped 9% after CEO Eddie Wu said during a conference in China that a worldwide investment in artificial intelligence is estimated to reach $4 trillion over the next five years, and Al ...