What do you think people will use to communicate in the future?

Question 4 What do you think people will use to communicate in the future ?
you should mention
- what it is
- how it works
- how it can keep people
Question 5 :People say that robots will only bring benefits . Do you agree or disagree ?
you should
- your opinion(agree/disagree)
-Why your agree/disagree
- your conclusion