2007	Jun			iTunes overtakes Amazon in overall music sales
2000	Jul	28		Napster is ordered to shut down
1995	Sep	2		Rock and Roll Hall of Fame and Museum opens
1990	Dec	31		"Grunge rock" takes shape in Seattle
1984	Nov	12		Madonna releases "Like a Virgin"
1983	Dec	2		Michael Jackson's "Thriller" album is released
1983	Jan	1		Compact discs begin to replace vinyl records
1981	Aug	1		MTV is launched
1979	Sep	1		"Rapper's Delight" marks the birth of rap
1979	Jun	22		Sony Walkman is launched