Yes, but it's also great that we're really starting to see that trend anyway. Clarence, Steven Universe, Adventure Time to an extent, Yuri on Ice, Legend of Korra, etc.
Of course. People always seem to think gay representation on shows has to mean guys passionately making out or something. It could be as simple as a boy having a crush on another boy or a girl having a crush on another girl because that does happen in the real world.
Yes, when I was little I thought the gays were just an invention of American movies because no one talked about the issue. Children need to be educated about diversity ever since an early age.