A demand is like i want this done now and a request is like can you do this for me
There are certainly both pros and cons to using email messages.
Pros:
Email travels instantaneously, no need to wait for reply
Email can reach anyone with internet, regardless of location
Cons:
Users with email can spam one another by sending messages constantly
User must have access to the internet to receive email
Basically, email is useful because anyone with internet can send messages to anyone else who has internet, but both users must, of course, first gain access to the internet.
The term mimetic is associated with "imitation" so it might be said that during the 1800, literature tried to replicate or portray real life in the stories. that is to say, novels were based on realism so they were considered unique and a revelation because it was a new way of writing.
The ability to think of new ideas is called creativity.