It is expected in the near future that there will be a higher proportion of old people compared to the younger population in some countries. Is it a positive or negative development? Give your opinion and examples

It is expected in the near future that there will be a higher proportion of old people compared to the younger population in some countries. Is it a positive or negative development? Give your opinion and examples.
It has been predicted that some countries will soon have a greater percentage of older people than younger. While this situation can have some positive effects, they are outweighed by the negative ones.
In the past, older people were valued for their life experience and wisdom. There was a lack of ways for people to find information, so younger people relied on older people to explain things and solve problems. For example, there was no Wikipedia or internet at all, so any question would be asked to someone who had been around the longest. This is still true today as older people have generally seen more things and have hopefully learned from their mistakes, which should make them wiser.
However, an