. >> reporter: for now, viel's eviction order is on hold while the lawsuit is pending. but according to housing advocates, when it comes to the larger cri cs, waiting is something miami simply cannot do. >> if we have a major event, economic or natural, we're going to be in a very serious situation. we're not going to have a thousand people who ar unsheltered and living on our stre we're going to have a lot more than that. so, i'm very worried about that day. i don't sesehow we avoid that unlesse do something really big. >> sreenivasan: like so many industri, the music business has been dramatically transformed by the digital revolution. thtop-selling album of 199 the backstreet boys'nn "milm," sold more than 30 million copies around the world. st year's number one, "the greatest showman" motion picture cast recording, sold just 3.5 millio while musicians are making far less from direct sales of their music, there are other ways for successful artists to make a living. newshour weekend's christopher booker has the story.♪ ♪ >> reporter: even if you havese nofoot in a re