This is the main thrust of this article...Big Army is learning from the Russian-Ukraine war.
"As the Army examines its armor formations, it wants to avoid placing them in a potential stalemate, similar to what is being seen in the Russia-Ukraine War.
To avoid that fate, armor brigades are receiving new equipment and experimenting with different formations as part of the service’s “Transforming in Contact” initiative, first launched in 2024 with infantry brigades."