声东击西
Stratagems of Winning · 胜战计Create a diversion to draw attention away from your real target. Appear confused while maintaining a clear plan.
Han Xin famously used this strategy during the Chu-Han contention. He made loud preparations for a direct assault on one position while secretly moving his best troops to attack from an undefended direction, achieving complete surprise.
The Allies bombarded Pas-de-Calais heavily while the real invasion targeted Normandy. German forces, expecting Calais, held reserves too far from the actual landing beaches. The eastern bombardment was loud; the western invasion was lethal.
While the tech press focused on Microsoft's failures in mobile (Windows Phone), the real strategic move was happening in cloud computing. Azure was being built into a powerhouse while attention was diverted to the mobile "feint."