As soon as the romantics were glorified by a free artist, subordinate only to dialogues with higher forces, at those who work in art by order, began to look askance. But the exhibition “Treasures of the Oman Sultans” from the Istanbul Palace of Topkapa, one of the largest Dvorni museums in the world, brought to the Moscow Kremlin, recalls how useful the relations of customers and performers in art are for all participants in the process.