Problem:
Perform research and discuss whether text messaging is cheaper or more expensive than voice. Explain how text messaging works.
Perform research and discuss how an audio CD and an audio DVD compare. Find out why it is said that a vinyl long play record produces sounds much better. ?Are we going backwards with digital technology in music recording? Explain.
Additional Information:
In order to get credit it must be of original content and must be at least 100 words.