Heck yes.... This is a learning curve not only for the Russians but also all audience and decision makers in the top brass around the world... We will see doctrine changes....
Other " side effects " of the war maybe reverse engineering of equipment from both sides... Especially NLAWs and...
Another factor is the countries mostly buying them usually a lot few exercises on handling them... Another would be the meat grinder tactics... That we also have seen in Ukraine and is similar with India to a certain point as well... Throw enough men at a problem and it would get fixed.