This list also contains trundle beds, which stow a second bed frame on wheels under the first, and a style I’m calling “foam-on-the-floor” sleeper sofas, which contain panels of foam that ...

"Don't you know that sitting on the floor is a lot more comfortable? Sofas are meant to be used as a backrest." Koreans are used to sitting cross-legged on a floor. This was not an option back in ...