The history of Human-Computer Interaction has progressed through distinct paradigms. Early systems focused on ergonomics and efficiency. Later, usability and cognitive clarity took centre stage. More recently, embodied interaction reframed the body as part of the interface. What immersive design proposes is a fourth paradigm of HCI - one that merges cognitive systems, embodied play, and posthuman interaction into a unified framework...
When players enter a world, the first thing they absorb isn’t narrative, plot, or objective structure. It’s feel... The Play Principle argues that before an interaction can become meaningful, it must become playful. Before a mechanic becomes a tool, it must behave like a toy. That instinctive urge to poke, rotate, flick, twist, pick up, or drop something isn’t childish. It’s cognitive. It’s the bridge between physical intuition and systemic understanding. This is the low-level foundation of immersive design: interactions that feel good before they matter...
