For
It honors family loyalty and gives elders emotional comfort.
Against
Not every family can provide proper care, and professional help can be better.
Anonymous excerpts, translated where noted.
“I will have no hesitation about looking after my parents if/when they need me to because I want to”
“If the children can help the parents it is the ethical thing to do.”
“I don't agree with that. I do feel an obligation to support my parents, but I should get to decide that and to what degree.”
“You are not obligated to move in with them, for that matter, you are not under any obligation whatsoever.”