The word “liminal” comes from the Latin root, limen, which means “threshold.” The liminal space is the “crossing over” space – a space where you have left something behind, yet you are not yet fully in something else. It's a transition space.
An environmentally friendly town would hence be based on relatively few new technologies of ecological town planning and prioritize general prosperity and generosity over privately accumulated wealth
By referencing “the city” both as process and as the everyday—as a concrete dimension of reality—the purpose of design will be reflected anew: how would design look if it were inspired by an open, processual, micro-political, interventionist, communicative, and participatory approach that relates to everyday urban life? Would it be destined to be merely an element in the commodified colonization of social spaces, or could it be a strategic tool with a political and social character that can make an essential contribution to a social city? Or are graphic design and the visual representation of urban issues themselves the key means by which alternative or utopian spaces may be created upon the ideological ruins of existing cities?
Lefebvre had posited that the urban represented a qualitatively new stage in the evolution of society, from agrarian, to industrial, to urban. Thus, he reasoned, future mobilizations against capitalism would have an urban character