Have kids changed, or has society changed?

[Olive]

We do things every day that affects others around us. Should we stop doing that also? ....

Yes, you should if your voluntary activities are reducing the quality of life of others. Noise pollution is never a good thing and it is entirely your choice to inflict loud noises on others.

I love music and I play instruments and sing, but I would never do so where I can be heard by people who have not chosen to be in earshot.