Nikolai expected that the changes from the Russo-Japanese War would naturally influence military doctrine and patterns ten years later.
However, people don't change as easily as expected.
And the military, deeply infiltrated by those unchanging hardline conservatives, changes even less.
What does this mean?
"Sir, the enemy is digging holes and waiting here too! They seem to have predicted our flanking maneuver!"
"Then we'll flank around the enemy that predicted our flanking!"
After their defeat at the Marne, the retreating German forces shouted, "To hell with it, we have no supplies, no food, but bullets overflow, so let's just set up machine guns and wait here!" and sat down, thus beginning the trench warfare on the Western Front.
France trying to flank around those trenches.
Germany blocking the flanking. France trying to flank again. Germany blocking again.