digital ground(s) -- shoe(s)
_ .. / idea(s) / change(s) / program(s) / space(s) / _ / .
education(s) question(s) moral(s) rethoric(s)
... representing the value added by the manufacture and sale of shoes is easy, even in a nation where people have more than enough shoes already, but representing the value of pleasant urban spaces for walking in those shoes is more difficult ...