Future Crisis: A Brief History of Graphics

Here's a very good short documentary about the evolution of computer graphics as used in video games, from Pac Man to Crysis and beyond. The sections on sprites and polygons (80s and 90s style graphics) discusses the role of traditional artists and animators. 

In five sections: 

Pixel Pioneers: A Brief History of Graphics, Part One

Sprite Supreme: A Brief History of Graphics, Part Two

Polygon Realm: A Brief History of Graphics, Part Three

Voodoo Bloom: A Brief History of Graphics, Part Four

Future Crisis: A Brief History of Graphics, Part Five