The development’s buildings… are clustered together intimately to create inviting courtyards for social gatherings and paved – not asphalt – “paseos”, a word used in Spanish-speaking parts of the US south-west to denote plazas or walkways for strolling.

Importantly, such an arrangement provides relieving shade from the scorching sun – temperatures in these walkways have been measured at 90F (32C) on days when the pavement outside Culdesac is 120F (48C)

TL;DR: shade is a thing.