Who’s infantry? US infantry is perhaps the most well-supported by indirect fire in history. Would they have enough ammo and fire discipline to outlast a classical army of 20,000 seeking to rip their lungs out? Maybe, if their battalion CO were a board gamer and ready for unconventional tactics.
We've had a lot of changes in our leadership. I wonder how much of an impact would that have on the quality of G.I. Joe today in 2022?