Rhythmic visual oscillation may induce mild nausea in 15–30% of users, requiring adaptive field-of-view reduction.
In a 2D environment, the user is a "puppeteer"—clicking a mouse to trigger an event while watching a screen. In OStim VR, the user is a "participant." The 1:1 tracking of head and hand movements creates a sense of embodiment . When the user raises a hand in the real world, the avatar raises its hand. This agency transforms the experience from passive consumption to active roleplaying. ostim vr