Imagine your smartphone is no longer just a screen with icons, but a physically responsive companion capable of tracking your every gaze. MWC 2026 has officially blurred the line between sci-fi and production-ready code by introducing devices that redefine the core of mobile UX. This breakdown is your essential guide to navigating a world where hardware has finally learned to "sense" the user. Forget traditional mobile interfaces – the era of autonomous AI agents and next lev