or conversely why were album sales so weak before then?
If you look at the top ten best studio albums of the 1960s (this excludes soundtracks, compilation and live albums), here they are, according to the riaa
1) The White Album 1968 19x Platinum
2T) Abbey Road 1969 12x Platinum
2T) Led Zeppelin II 1969 12x Platinum
4) Sgt Pepper 1967 11x Platinum
5) Led Zeppelin 1969 8x Platinum
6) Rubber Soul 1965 6x Platinum
7T Meet the Beatles 1964 5x Platinum
7T Revolver 1966 5x Platinum
7T The Monkees 1966 5x Platinum
7T More of the Monkees 1967 5x Platinum
Now for the 70s
1 The Wall 1979 23x Platinum
2 Zoso 1971 22x Platinum
3 Rumours 1977 20x Platinum
4 Boston 1976 17x Platinum
5T Hotel California 1976 16x Platinum
5T Physical Graffiti 1975 16x Platinum
7 Dark Side of the Moon 1973 15x Platinum
8 Bat Out of Hell 1977 14x Platinum
9 Houses of the Holy 1973 11x Platinum
10T Tapestry 1971 10x Platinum
10T Songs in the Key of Life 1976 10x Platinum
10T The Stranger 1977 10x Platinum
10T Van Halen 1978 10x Platinum
Also, when looking at the albums from the 60s - you'll notice that most of those albums were in the backend of the decade. I mean the music business had been around long before then - but what caused people to all of a sudden start buying albums around 1967 or so?
If you look at the top ten best studio albums of the 1960s (this excludes soundtracks, compilation and live albums), here they are, according to the riaa
1) The White Album 1968 19x Platinum
2T) Abbey Road 1969 12x Platinum
2T) Led Zeppelin II 1969 12x Platinum
4) Sgt Pepper 1967 11x Platinum
5) Led Zeppelin 1969 8x Platinum
6) Rubber Soul 1965 6x Platinum
7T Meet the Beatles 1964 5x Platinum
7T Revolver 1966 5x Platinum
7T The Monkees 1966 5x Platinum
7T More of the Monkees 1967 5x Platinum
Now for the 70s
1 The Wall 1979 23x Platinum
2 Zoso 1971 22x Platinum
3 Rumours 1977 20x Platinum
4 Boston 1976 17x Platinum
5T Hotel California 1976 16x Platinum
5T Physical Graffiti 1975 16x Platinum
7 Dark Side of the Moon 1973 15x Platinum
8 Bat Out of Hell 1977 14x Platinum
9 Houses of the Holy 1973 11x Platinum
10T Tapestry 1971 10x Platinum
10T Songs in the Key of Life 1976 10x Platinum
10T The Stranger 1977 10x Platinum
10T Van Halen 1978 10x Platinum
Also, when looking at the albums from the 60s - you'll notice that most of those albums were in the backend of the decade. I mean the music business had been around long before then - but what caused people to all of a sudden start buying albums around 1967 or so?