LOS ANGELES A community of squat, futuristic domes once billed as a utopian refuge from life on the streets is itself facing homelessness. The silvery, igloo-like fiberglass structures, packed tightly on a downtown lot, are being sold online to the highest bidder. Such is the unceremonious end to Dome Village _ activist Ted Hayes' model of a self-governed, self-sufficient community for the homeless. Since its founding in 1993, the village has been visited by celebrities but has gone largely unnoticed by thousands of commuters buzzing past on the freeway nearby. Hayes said a big rent increase _ from $2,500 to...