Says we should do 30-minute cities instead (seriously):

In the “15-minute city,” a concept popularized in Europe, everything a resident might need on a daily basis is a short walk or bicycle ride away. A study by Transportation Research at McGill University (TRAM) suggests, however, that this model may not be easily achieved in large North American cities such as Montreal.

The ’15-minute city’ might not be realistic for North America, researchers find (msn.com)

In the future your life should be mostly contained within 15- or may be 30-minutes of your home. Travel will otherwise not be permitted.

It’s Just Science.

Coldstreams