The composite operator is not a claim that one entity controls the market. It is a device for asking a useful question: if a large, patient participant wanted to build a position without moving price, what would the chart look like?
Framed that way it encourages thinking about where an institution would need liquidity, why a range might persist, and why obvious levels get swept. It leads naturally to concepts like liquidity-pool-charting and accumulation.
The risk is sliding from a thought experiment into a conspiracy theory, where every adverse move is attributed to someone hunting your stop personally. Markets are crowds, not opponents. Keep the device as a way to model liquidity, not as an explanation for losses.
Related: wyckoff-method, accumulation, stop-hunt, market-manipulation