Do you think all means of communication will exist in the future? why? ответ в 5 предложениях

Because a lot of what people will come up with. 
Because in the future people can come up with electronic phone that does not need to charge. 
People can invent flying Skype. 
Can still come up with a chip with a microphone, which do not need to charge. 
Can still come up with man, for example, there is no communication, said anyone should call, and flies straight to you a virtual phone and you call.