https://www.reuters.com/article/us-daimler-premiere-sclass/after-teslas-fart-mode-mercedes-bets-on-comfort-to-blow-customers-away-idUSKBN25T2DH >Mercedes-Benz engineers are striving to meet every definition of comfort in the new S-Class sedan as they try to steal a march on rival Tesla, which wowed audiences with its "fart mode."