Это коммерческий заказ.Цитата: The work was commissioned by Samsung to mark the launch of its new AddWash machine (shown), which lets users put individual items like socks into the drum mid-way through a wash through a special openinghttp://www.dailymail.co.uk/sciencetech/article-3557389/Sock-horror-Scientists-solve-mystery-pairs-missing-wash-formula-helps-explain-happens.html