(Reuters) -Robby Walker, one of Apple’s most senior artificial intelligence executives, is leaving the company, Bloomberg News reported on Friday, citing people with knowledge of the matter.

Walker’s exit comes as Apple’s cautious approach to AI has fueled concerns it is sitting out what could be the industry’s biggest growth wave in decades.

The company was slow to roll out its Apple Intelligence suite, including a ChatGPT integration, while a long-awaited AI upgrade to Siri has been delayed until next year.

Walker has been the senior director of the iPhone maker’s Answers, Information and Knowledge team since April this year. He has been with Apple since 2013, according to his LinkedIn profile.

He is planning to leave Apple next month, the report said. Walker was in charge of Siri un

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