How does Hollywood differ from other film industries in the world?

The answer is: What is "The Mecca of Cinema".

Explanation:

Hollywood is a neighborhood in Los Angeles, associated with the American film industry.

By antonomasia it is known as the mecca of cinema. It had an early development, and the invention of cinema as autonomous art.

Hollywood is a well-known American film industry, which distributes films worldwide, and is considered to be the most important and influential film industry in the world.

The answer is: What is "The Mecca of Cinema".