There is one in Los Angeles:

Tina LaMonica and Warren Wellen’s 230-square-foot [21 sq metre] ADU [Auxillary Dwelling Unit] seen from the entrance in South Pasadena, CA. (Ariana Drehsler for The L.A. Times)
  • It served as a home for a daughter after law school for two years, and subsequently for her younger sister.
  • Features: The space includes a Murphy bed, compact kitchenette with a retro-style refrigerator, a modern air fryer-toaster oven, and a designated workspace.
  • Impact: The small space offers privacy and independence for young adult children in a dense, expensive, and often isolating urban environment.

Full story here

But Waikanae isn’t LA, and with the lack of a shortage now, all house prices have dropped; yet ever more houses get built —

A view of the Manu Park development from last Saturday.

But that could change if — God help us — a Hippy Chippy regime regains power and the floodgates are opened to ‘refugeees’ again.