雅思写作 Task 2

As populations in many major global cities continue to swell, younger workers are being pushed to the suburbs, while city centers are increasingly dominated by affluent older residents. Some observers view this trend as a decline in urban vitality, while others see it as merely a natural stage of urban evolution. Do you believe this age stratification is more beneficial than harmful to the long-term development of cities? Please state your position and provide specific reasons and examples to support your view.