I really don't get how you reach that conclusion. The project has been running for 7 years and it seems to be mostly free from negative side effects.
This already is enshrined in article 25 of the universal declaration of human rights and as such it is really commendable that this city decided to make it a reality.
It codifies a new premise of society: If you do not labor to maintain your own existence or your offspring's existence, another individual will be force to -- creating a queue of needy people demanding the sacrifice of others.
The end game is exemplified in aid given to rid hunger in Africa, which is an increase in the population that suffers from hunger.
This already is enshrined in article 25 of the universal declaration of human rights and as such it is really commendable that this city decided to make it a reality.