If you get them while young, the possibility of regretting getting them or a particular one. And what Teresa Tackett said.
You will need to stay out of the sun or use sunscreen to keep them looking fresh, as well as your skin looking nice and smooth. Also you will need to moisturize your skin to keep it looking nice. Drink lots of water, exercise. Just be healthy.
But just like a regular scar they fade so touch ups may be needed.

I agree with you