diff --git a/src/snn_utils.jl b/src/snn_utils.jl
index ee1eab5..a72ffb5 100644
--- a/src/snn_utils.jl
+++ b/src/snn_utils.jl
@@ -279,7 +279,7 @@ end
 function synapticConnStrength!(n::Union{computeNeuron, outputNeuron})
     for (i, connStrength) in enumerate(n.synapticStrength)
         # check whether connStrength increase or decrease based on usage from n.epsilonRec
-        #WORKING  n.epsilonRec is all 0.0  why? may b it was reset?
+        #WORKING  n.epsilonRec is all 0.0  why? may b it was reset? ANS: model fire at this timestep and gets reset epsilonRec during ΔwRecChange compute
         updown = n.epsilonRec[i] == 0.0 ? "down" : "up" 
         updatedConnStrength = synapticConnStrength(connStrength, updown)
         updatedConnStrength = GeneralUtils.limitvalue(updatedConnStrength,