"A survey of the North American concert industry by trade publication Pollstar showed the top 50 acts sold a combined 10.6 million tickets in the first half of the year, down about three percent from the year-ago period (10.9 million tickets) and off 18 percent from 2000 (12.9 million tickets).... Album sales in the United States have tumbled 10 percent year-to-date, according to data from tracking firm Nielsen SoundScan published in Billboard magazine." Album sales are off at a steeper percentage then concerts this year. Is this proof that MP3s are cutting into album sales, or are album sales simply bottoming out more slowly... ABCNEWS.com : Pricey Pop Concerts Keep More Music Fans at Home | 
