deletions | additions       diff --git a/Cognitive_decline_and_lack_of__.md b/Cognitive_decline_and_lack_of__.md  index c14a668..f0ab25b 100644  --- a/Cognitive_decline_and_lack_of__.md  +++ b/Cognitive_decline_and_lack_of__.md 
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I got distracted by #obscuremathjoke but we're talking about the split lottery question in which we see how most old people get increasingly bad at mathematics.   Economist says buy an annuity.   He says "plan early, before your brain fades" but then is unsure if his brain is fading and whether he planned earlier.