When Robert Hur delivered his final report on classified government documents that President Joe Biden was keeping in his Delaware home, the special counsel said there would be no criminal indictment. But Hur expressed concerns about Biden’s age, describing the 81-year-old Democrat as a “sympathetic, well-meaning, elderly man with a poor memory.” In his February 12 column for the New York Times, liberal economist Paul Krugman lays out some reasons why the “frenzy over President Biden’s age” is making him “profoundly concerned about the nation’s future.” “It now seems entirely possible that wit…