millisecond

And with EEG, you're talking about milliseconds.

Through this process, different regions of the brain can communicate with one another in milliseconds, creating our moment-to-moment understanding of the world.

He said: “The tendency to press a button may be building up for 500 milliseconds, but the conscious mind retains the right to veto any action at the last moment.”

And this could be very, very quick, these cell assemblies are like the order of, they come together like one 100th of a millisecond and they can, you know, be together for very quick periods at a time.