The next article in this series gives a great example of desireable flats: How Berlin’s Once-Reviled ‘Rental Barracks’ Became Coveted Urban Housing https://www.

The next article in this series gives a great example of desireable flats: How Berlin’s Once-Reviled ‘Rental Barracks’ Became Coveted Urban Housing https://www.citylab.com/design/2020/01/berlin-architecture-history-home-design-rental-mietskasernen/604795/ https://www.citylab.com/design/2020/01/berlin-architecture-h... The key point seems to be that although these flats were originally undesirable social housing, their spacious, unspecific layouts + somewhat reduced density from WW2 bombing allowed the transformation to the opposite: Expensive gentrified housing in very high demand.