Complex sentence: This allowed animators to keep his body static, redrawing only his head in each frame when he spoke; a method that reduced the number of drawings needed for a seven-minute cartoon from around 14,000 to around 2,000.
Split into simpler sentences: This allowed animators to keep his body static, redrawing only his head in each frame when he spoke. This reduced the number of drawings needed for a seven-minute cartoon from around 14,000 to around 2,000.