How could they remove and block? Once the mission becomes supporting parents, families and communities to breastfeed/chest feed/human feed milk feed instead of supporting mothers to breastfeed there are no longer any means of regulating the group.
Once all boundaries have been removed and the safe, exclusive space for breastfeeding mothers is open to all, the group has effectively been destroyed. The intimacy of the group, strength gained from common experiences shared by group members, gains in confidence from greater understanding of and pride in breastfeeding and mothering and the celebration of related achievements all gone, lost to the next generation of mothers.