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as a research I binded a book with blank sheets which i left in open spaces for people to fill it up with their ideas of sleeping places | as a research I binded a book with blank sheets which i left in open spaces for people to fill it up with their ideas of sleeping places | ||
[[File:sleeping places.jpg|300px]] [[File:sleeping places1.jpg|300px]][[File:Sleeping_places2.jpg|300px]] | [[File:sleeping places.jpg|300px]] [[File:sleeping places1.jpg|300px]] [[File:Sleeping_places2.jpg|300px]] | ||
== .optimizing cars == | == .optimizing cars == | ||