We must know in advance of action. The "feedforward" of knowledge based on pattern recognition of process is essential for reprogramming beyond ideologies. What had always appeared inevitable can thus be bypassed.
“Postures and Impostures of Managers Past” (1970), in The Essential McLuhan, 1995, p 77

We can no longer build serially, block-by-block, step-by-step, because instant communication insures that all factors of the environment and of experience coexist in a state of active interplay.