$72.8 million for a painting!?!?

"The Rockefeller name worked its magic last night at Sotheby’s sale of contemporary art, where a mysterious bearded collector in a skybox outbid five other contenders for Rothko’s “White Center (Yellow, Pink and Lavender on Rose).” The $72.8 million he paid, far above the painting’s $40 million estimate, set records for both the artist and for any contemporary work at auction..." NYTimes