SoftBank turned a corner. All eyes are now on its big AI bets.

Gambling hasn't always worked out for SoftBank's Masayoshi Son. But as the Japanese billionaire begins to see his technology empire turn a corner, he'll be hoping he can pull off a huge bet on AI. On Tuesday, SoftBank, which has positioned itself as one of the most important backers to Sam Altman's OpenAI, posted its first annual profit in four years. Net income of 1.15 trillion yen ($7.8 billion) for the year ended March overcame a $1.5 billion loss the previous year.Fourth quarter gains helped overall pr ...