Well this makes the "should I start using Notion" question easy. 3 months of captive data and stonewalling from support -- wouldn't touch it with ___ foot pole.
I disagree because I think children should not be punished for the quality of their parent(s).
I also think you are making a big (and incorrect) assumption that children who do not receive "investment" have parents that are neglecting them, rather than have parents who lack the means to make a substantial "investment".