What is the main idea of this passage?　　When communications experts get together for a chat, the talk often turns to the future.In particular, there is speculation(思考) over what the next major project will be.It might be a computer, a television or a mobi...

What is the main idea of this passage?　　When communications experts get together for a chat, the talk often turns to the future.In particular, there is speculation(思考) over what the next major project will be.It might be a computer, a television or a mobi...

What is the main idea of this passage?　　When communications experts get together for a chat, the talk often turns to the future.In particular, there is speculation(思考) over what the next major project will be.It might be a computer, a television or a mobi...

What is the main idea of this passage?　　When communications experts get together for a chat, the talk often turns to the future.In particular, there is speculation(思考) over what the next major project will be.It might be a computer, a television or a mobi...