CHANGE: Tiny house movement thrives amid real estate bust. “To save money or simplify their lives, a small but growing number of Americans are buying or building homes that could fit inside many people’s living rooms, according to entrepreneurs in the small house industry. . . . Shafer, author of ‘The Small House Book,’ built the 89-square-foot house himself a decade ago and lived in it full-time until his son was born last year. Inside a space the size of an ice cream truck, he has a kitchen with gas stove and sink, bathroom with shower, two-seater porch, bedroom loft and a ‘great room’ where he can work and entertain — as long as he doesn’t invite more than a couple guests.”