A top Apple executive admitted there has been an “ugly” delay of its Siri digital assistant – and that members of the AI team responsible for the snafu “might be feeling embarrassed.” The Cupertino, Calif.

Apple is facing internal turmoil over the delays in rolling out key artificial intelligence (AI) features for Siri, with a senior executive admitting the situation has been "ugly" and "embarrassing." Robby Walker,

Apple's top executive overseeing its Siri virtual assistant told staff that delays to key features have been ugly and embarrassing, and a decision to publicly promote the technology before it was ready made matters worse.