The schemes to set up blacks in cleaning stores, gas stations, hamburger stands and fried-chicken franchises, all the low-profit, low-capital enterprises, will rivet the Black man to the least remunerative section of the economy forever. The best such prospects offer are the dissatisfactions of blue-collar life. The big money ain't in pumping rationed gas in an Amoco station leased in your very own name, but in having stock in Exxon.