The Relay service offers free pickup from designated locations where shoppers pick a day and window of hours to go get their goods (the most central in Washington to date has been its stop between Adams Morgan and Dupont Circle, with a few in the suburbs).
If your mind immediately went to visions of Washington, Adams, and Jefferson sitting in a circle while Madison packs the bong, you probably qualify to work for the Drug Enforcement Agency.
From West Africa to the cities of the United States, to the U.K. and back to the West African source, Adams and Camara, like Vieux Farka Toure, are helping to tighten a big circle of history and music.