If you haven’t played them at the time they were released you are less likely to realise how far ahead of time they when it comes to various themes they covered. People notice this only after the thing Kojima predicted happens. Most recent and obvious example would be Death Stranding being released months before pandemic begun while the whole game is about a delivery man in a world where nobody can go outside. MGS2 was so far out when it comes to then upcoming intertwining politics and memes it requires at least an essay to properly describe. But when it clicks, it clicks.