>could've deterred Russia from invading if it'd been properly aided
>could've broken through the Russian line on winter, back when the latter hadn't finished mining but the crucial aid kept getting postponed until late spring
>even then, the current offensive could've succeeded if the decision to give aircraft was done much earlier
There's no way that NATO, after running through lots of military simulation, wouldn't know that it's impossible to launch the spring counter-offensive without circling around the Russian territories, and no way they didn't inform the political leaders about that. That's just one example of it.