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Masayoshi Son Can Still Count on Mobile Cash Cow for Grand Bets

The SoftBank logo displayed on a glass door of the company's store in the Shibuya district of Tokyo, Japan.

Photographer: Kiyoshi Ota/Bloomberg

SoftBank’s humble telecom unit has helped Masayoshi Son finance his grandiose bets, and at times cushioned the resulting damage. It’s now at the forefront of the billionaire’s foray into generative AI. But first...

Three things you need to know today: