Music videos through the ages.

1920s
Long camera angle continuous throughout 
No camera movement
wide camera angle

1930s
wider shots
camera moved across the room
focus onto the main singer

1950s
Medium shots 
Frequent movement
Camera follows singer as they move from place to place
More dancing 
More heavily decorated set

1960s
realistic background
deep focus shot
Locked down shot

Filming is in colour
more video effects
higher video quality

1970s
higher standard of editing
designer costumes
practical effects

surreal content
conversation at the beginning before song

1980s
high editing budget
Surreal theme
colour contrast
use of green screen and effects
experimenting with bizarre effects

1990s
high equality video
much more dancing
animation
lighting techniques

2000s
vibrant
parodic humour
colour mixed with black and white
large spending budget

2010s
HD quality
variety of camera angles 
lighting effects
modern editing skills