This article first appeared on GuruFocus.
Apple Inc. (NASDAQ:AAPL) appears to be facing another pivotal stretch in its AI roadmap as its long-promised Siri overhaul runs into fresh testing friction. After internally targeting iOS 26.4 for a March 2026 debut as recently as last month, the company is now evaluating whether key capabilities should shift into iOS 26.5 in May or even iOS 27 in September, according to people familiar with the matter. The revamped assistant, first introduced in June 2024 with ambitions to tap into personal data and on-screen context, was already delayed once to 2026. Recent tests, however, suggest Siri does not always process queries correctly and can take longer than expected to respond, potentially complicating Apple’s intended spring 2026…