Death of the Cul-de-Sac?

"The bulb-shaped dead-end street, a standard pattern of postwar suburban development, is under attack. Earlier this year, Virginia became the first state to severely limit cul-de-sacs from future development, as The Washington Post reported. Cities such as Portland, Ore., Charlotte, N.C., and Austin, Texas, have essentially banned new cul-de-sacs. Other cities and states might follow suit."