Ukraine said it took a Russian position using just drones and ground robots.
Zelenskyy said it was a wartime first, and no Ukrainian infantry was involved.
He said robots have done over 22,000 missions in three months, keeping many soldiers from harm.
I think you’re overestimating the defensive capabilities we have. Drones has been so successful in warfare specifically because there is no good counter, and numbers can be used to overcome more effective countermeasures.
Helms deep had walls which were impassable before breaching. Drones leak through defenses like a sieve.