Kennedy's slogan was "A time for greatness", which is meant to say, it is time for America to move into the world. This was the age civil rights was hitting all sorts of different peaks. Promises were being made and everything. Though the election was a close one, at the time, many would agree that leadership was what was needed.
It was a printing press that simultaneously printing on both sides of the page that lowered the price of newspapers to a penny a copy, since this doubled the efficiency.