The way a population is distributed can cause a large change. This goes hand in hand with technology as people from the same communities can communicate with each other through technology. If a population is distributed into wealthy and poor, the cultures of both will be entirely different because of this, and as such if people from the poor community move to the wealthy one they will change the original wealthy culture. Technology enables the spread of new ideas which can also change cultures.
Writing forma English means that you use a wide variety of words. And those words are some pretty smart words, not the usual ones that are used in everyday speech.
