2014-07-14T13:20:01Ztag:sursumcorda.salemsattic.com,2018:/isso/thread/post/people-in-the-past-didn-t-live-very-longtag:sursumcorda.salemsattic.com,2018:/isso/872/33332014-07-14T13:20:01ZSursumCorda<p>Hmmm. Good point, Richard!</p>tag:sursumcorda.salemsattic.com,2018:/isso/872/33322014-07-14T13:12:09ZRichard Simonton<p>Another statistic: Productivity for a person 40 years old in the days before television would be equivalent to 80 or more today.</p>