Apple (AAPL.US) faces a worsening talent drain in AI? Robby Walker, an executive in the AI field, is rumored to be leaving next month.

According to the financial news app Securities Times, it has been reported that Apple's (AAPL.US) artificial intelligence executive Robby Walker plans to resign next month. Walker has been working at Apple since 2013, leading the question, knowledge, and information team within the artificial intelligence and machine learning organization.