Spacey arrives at court for sex assault hearing

The video discusses the concept of sidewalks, highlighting areas where they are present and absent.

What is the primary focus of the initial discussion in the video?

• The concept of sidewalks

• The cost of building sidewalks

• The history of sidewalks

• The materials used for sidewalks

What is highlighted about sidewalks in certain areas?

• They are wider than usual

• They are absent

• They are more colorful

• They are made of different materials