>>304306178
Wireless with zero latency, super high resolution, foveated rendering using that eye tracking for performance improvements. Tracking facial expressions would be nice too, and there are already some addons that can do it.
Haptic gloves with hand tracking and haptic bodysuits would be nice too since the tech is there, just not feasible outside of enterprise use yet.
[spoiler]The real endgame is full dive, but I don't think we're anywhere near that.[/spoiler]