I mean, they've gotten way better at it, but most of their equipment and doctrine are still targeted at utterly destroying a near peer level threat. The f-22 wasn't designed to fight insurgents, nor is it suited to that task.
I would think that the USAF would happily establish and easily enforce a no fly zone over Ukraine and could probably pull it off within a few days of getting the order conservatively.
There was the story a few years ago when a well equipped and trained Wagner battalion "accidentally" picked a flight with a US army unit or base in Syria and got immediately demolished.
Writing this out definitely feels like braggadocio and it likely is. But I would think the Russians don't want to find out why we don't have universal healthcare first hand.
Cardinals are great, that are really pretty birds that are common enough that you can probably spot one daily in most parts of the US is you take a walk.