In the Near Future There Will Be Lots of 100 Year Old People

Social Security may have an even bigger problem in the year 2109 or so says this news item: Born in 2009 and Living to the year 2109 . How will we discourage seniors from morphing into Grandpa Simpson and instead encourage them to continue to be productive members of society? We could pass a rule that only people over the age of 100 can run for Government Office.