I. Module Positioning and Functions

Module Role	Definition and Description
Functional Classification	Supply Regulator / Currency Buyback and Destruction Unit
Activation Basis	Whether there is actual revenue, whether the buyback cycle has been reached
Buyback Direction	Only performs steady-state destruction, does not participate in trading intervention
Compared to EM	One side issues currency (supply), one side destroys currency (contraction), establishing a two-way rhythm

YRF is one of the few modules in the protocol that "only operates when the system is healthy." It doesn't respond to violent market fluctuations or intervene to provide support, but instead continuously and transparently conducts deflationary buybacks.