This monograph is the twenty-second in the Cognitive Cybernetics Technical Monograph Series, building on Narrowing of Inference Space (CC-021). It addresses why new information stops helping—the structural phenomenon where information, once capable of producing cognitive change, becomes cognitively inert due to control-layer saturation. The work systematically challenges the common assumption that cognitive limitations are resolved by adding information, establishing that cognition fails not due to insufficient input but due to control-layer constraints. Information operates at the content layer, while change requires movement at the control layer. When control regulation is stabilized, new information is processed but control parameters remain unchanged, and outcomes remain the same—information enters, but structure does not move. When regulation is saturated, new information is integrated into existing pathways, used to reinforce dominant evaluations, and compressed to fit current closure criteria; the system absorbs input without reconfiguration. Additional information often increases articulation, strengthens justification, and improves surface coherence, but these effects reinforce the existing regime—confidence rises while adaptability declines. Feedback systems reward consistency, alignment with prior conclusions, and efficient closure; novel information that does not fit these criteria is down-weighted or ignored. This neutralization is structural, not selective. As inference space narrows, the signal-to-impact ratio decreases, informational load increases, and structural responsiveness drops—information becomes cognitively inert. Systems may appear engaged with new information—they acknowledge it, reference it, restate it accurately—but engagement occurs at the surface; structural change does not. This pattern is substrate-independent, appearing in human reasoning, automated learning systems, and hybrid cognitive environments; the invariant lies in control-layer rigidity. If a system receives new information, acknowledges it, yet repeats prior conclusions, information has lost its capacity to move the system. Information does not change cognition by itself; change requires control-layer movement. When regulation is saturated, new information stops helping not because it is wrong, but because there is nowhere for it to go.
Kanna Amresh (Fri,) studied this question.