Series creator Matt Groening : Movie is culmination of 20 years ' hard work . Writer Al Jean : Movie is down to show 's universal appeal . While Groening never expected the series to run for so long , he told the Screening Room he has no plans to quit while it 's ahead . ` Series uses traditional hand - drawn animation techniques .
Series creator Matt Groening : Movie is culmination of 20 years ' hard work . Writer Al Jean : Movie is down to show 's universal appeal . Series uses traditional hand - drawn animation techniques .