Current and former Meta employees detail Alexandr Wang's efforts to revive Meta's AI edge, as Muse Spark boosts confidence despite lagging rivals in coding (Hannah Murphy/Financial Times)

Hannah Murphy / Financial Times: Current and former Meta employees detail Alexandr Wang's efforts to revive Meta's AI edge, as Muse Spark boosts confidence despite lagging rivals in coding - Muse Spark model has brought momentum, but doubts linger over whether billionaire prodigy can close the gap with rivals.