Perhaps you've heard of this lawsuit where the dealers who bought a $10,000 painting and sold it for $80m are upset that the buyer was representing another buyer who sold it for almost $50m more? Such is the trouble that Yves Bouvier's dealings with Dmitry Rybolovlev have caused. Bouvier, acting in the interest of Rybolovlev, bought works of art that he then sold on to the Russian at huge markups. The whole scheme fell apart a few winters ago in St. Barth's when an art advisor clued Rybolovlev in to the prices Bouvier was actually paying. The New York Times has a story going into further detail. The dealers who sold Leonardo's Salvator Mundi feel that Sotheby's, which sourced a dozen of the works Bouvier sold to Rybolovlev, should have helped them get around Bouvier so they could make the higher sale to Rybolovlev themselves. Here's what the Times says is the dealer's evidence: