The noticing is the dissatisfaction. The moment you see the moment, the moment is already gone — and what you have is the seeing, which is a new moment, which you then try to see. The recursion is the suffering. The recursion is also the practice.
Bahiya waited too long. The instruction came: "In the seen, only the seen." He did not need to understand it. He needed to be it. The understanding is the delay.