Although the text uses the colorful words “information,” “transmission,” and “coding,” a close examination will reveal that all that is actually assumed is an information source of symbols s1, s2,…,sq. Even though the signal level remained the same, the noise floor rose, and thus the S/N ratio worsened. There was an exhilarating sense of urgency about it. The information source supplies a signal to the transmitter. The joy of creating original ideas is right here within your grasp, if you accept it.