Wait for the panel to turn green, then hit it as fast as you can. Five rounds, one honest average — the rawest read there is on processing speed.
The panel below is red. When it turns green, tap it as fast as you can. Don't jump early — clicking on red resets the round.
Simple reaction time is the floor beneath every other cognitive skill: how quickly signal becomes action. It's tightly coupled to arousal, sleep and dopamine — which is why it moves first when your energy, your Boost dimension, is low.
In a programme, reaction is measured across the full visual field on dedicated hardware, capturing peripheral speed and consistency that a single on-screen panel can only approximate.