What I found most interesting was that older players are a bit past their prime, but on par with folks in their 20s. If you're young, your best years are ahead

What I found most interesting was that older players are a bit past their prime, but on par with folks in their 20s. If you're young, your best years are ahead of you, middle aged you're in them, and beyond you're just 20 again but presumably sleeping more and much wealthier.