Andrew Huberman· PhD
this is literally a replay of previously meaning earlier that day or the previous day as you pointed out activity in the given circuit being replayed not unlike the the the work that you talked about earlier the fast replay of neurons in in the hippocampus but here it's not necessarily just in the hippocampus it can be in the neocortex or other structures that then builds up the the the Vigor with which that circuit can function in the daytime AKA learning