Those four players belong to the best players of the 2010‘s. All of them won the MVP award. They are the same age (born 1988-1989).
But only Durant & Curry still are among the best players in the league. Why did they decline so much less than Harden and Westbrook?
Russ has had recurring knee issues for years and his jumpshot takes a lot of leg. Harden’s role changed so it’s harder to tell how much he’s actually fallen off, but he just isn’t the shooter KD and Curry are. Those two have cheat codes to staying effective