Think of the music of Beethoven, the last quartets are considered to be the greatest quartets ever written and also a level of profundity that Beethoven had never reached before.
It isn't necessarily intentional and it often occurs because the parent doesn't want to feel what they are feeling from the child's request or emotion or it is an inconvenience for the parent.
To put it bluntly, her father doesn't like me and the thoughts of his daughter getting jiggy with me is like putting a pretty flower on a piece of dog poo.
Turns out, according to Daniel Cook, a historian of childhood consumerism, it was popularised as a marketing trick by clothing manufacturers in the 1930s.
Often the advantages of convenient, mobile technology are both obvious and taken for granted, leaving more subtle topics for concerned discussion: are smartphones disturbing children's sleep?