Before revision:  We conclude that  actually, in the limit of infinitely slow synaptic-dynamics, the two theories behave identically , but the separation of timescales required for the URLanization mechanism to be effective does not seem to be biologically plausible.
After revision:  We conclude that actually, in the limit of infinitely slow synaptic-dynamics, the two theories behave identically , but the timescales required for the URLanization mechanism to be effective does not seem to be biologically plausible.