On Being 40 - http://chadfowler.com/blog/2014/05/11/on-being-40/ …
@chadfowler hm, nobody else has hassled you about life expectancy math yet? 40's very close to the crossover point: http://www.ssa.gov/oact/STATS/table4c6.html …
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@avibryant OMG GOOD NEWSThanks. Twitter will use this to make your timeline better. UndoUndo
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