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We are rapidly near the end of this course in the history of classical music. We have covered several (36) . in a very short time. Much too short to do the music (37) , of course, but then this is the survey course. From now until the end of the term, we’ 11 be talking about and listening to (38) music. You probably already know it was in the (39) that musical computers and synthesizers first appeared in university. The first commercial synthesizers were (40) this time too. The (41) and complexity of these instruments has now (42) to the point they can (43) almost any kind of sound. (44) . You know I don’t share this view, but I do agree we are in the midst of a revolution in instrument design. (45) Remember we’ ye already studied a similar case in the early nineteenth century when the piano replaced the harpsichord and modem brass and wind instruments came into being. One of the most important reasons for the great popularity of electronic instruments is of course their relatively cheap price. Well, just look at it. Only about 400 dollars for an electronic keyboard compared to nearly 3, 000 dollars for a piano. Naturally, this has done a lot to increase sales of electronic instruments. (46) .