We need to make out cities and towns more family friendly. This missing middle is a great first step back in the right direction.
Almost all new large towers/buildings in north america prioritize bachelor's units 1 and 2 bedroom units. Trying to find a well priced 3 or 4 bedroom in a "lively" downtown center, close to transit and work, with plenty of schooling in the area is almost impossible.
Here's a good article talking about why developers don't provide adequate family units.
https://www.centerforbuilding.org/blog/we-we-cant-build-family-sized-apartments-in-north-america
This together with zoning requirements in north america is pushing most cities and developers to only cater towards large towers or single family housing.