Experts believe that electric vehicles will cost less than petrol and diesel-powered ones in 5 to 7 years.
In an exceptional sale, spurred by recent growth in the Asian art market, Sotheby's is set to auction paintings by Pablo Picasso, Sanyu and Zhang Daqian.
One of the few paintings by Vincent Van Gogh still in private hands sold for more than 13 million euros at auction Thursday, Sotheby's said.
Waiters in grey waistcoats bearing dainty platters of canapés circle the private lounge at Cape Town's main train station and the tinkle of champagne glasses fills the air.
Mainly found in Alba, Italy, the white truffle has evaded domestication for years.