Rep. Matt Gaetz’s “firebrand” reputation is being questioned by a self-described “good-natured midwesterner” journalist who greeted the Florida Republican with a “Congressman, hi!” then watched him run away. Atlantic staff writer Elaine Godfrey Thursday shared her strange chase after Gaetz in a lengthy profile that spends much of its time detailing the firebrand’s frantic flight from a reporter with questions. “Usually, you need about 10 minutes to walk from the Rayburn House Office Building to the House Chamber,” Godfrey writes. “But if you’re running from a reporter, it’ll only take you five…