The inspection method is observation, and observation reaches only the present. Everything the inspector can legitimately assert traces back to something seen, measured or operated on the day, so a statement about a future condition has no observational basis behind it — the inspector has no more access to next winter than the client does. This is a limit inherent in the method rather than a matter of caution or liability management, which is why it holds regardless of how experienced the inspector is or how confident the impression. What remains available is substantial: the condition observed, evidence of deterioration and its apparent progression, the component's age relative to typical service life, and a recommendation to plan. Those give the client a basis for decisions without asserting knowledge the method cannot produce.