At last, another list compiled by a giant industry with an agenda for us to argue over. Today the Asthma and Allergy Foundation of America unveiled its 2008 Fall Allergy Capitals list, which is sponsored by the makers of allergy medicine Zyrtec. The list ranks the 100 worst American cities to live in for people (like me) with upper respiratory allergies during the fall. Greensboro, NC tops the list, with other Southern and Midwestern cities…