San Francisco (sans-serif typeface) and iOS 10 is a new variant named "SF Compact Rounded". It is used in the new contact placeholder icons introduced in the OSes. The "SF Serif" variant was showcased during the keynote at WWDC 2018 on June 4, 2018 when the all-new Apple Books app was introduced. This variant is exclusive to Apple Books in iOS 12 and macOS Mojave, is not mentioned in Apple's Typography design guidelines, and is not publicly downloadable like other variants of the San Francisco typeface. Since its introduction, San Francisco has gradually replaced most of Apple's other typefaces on their software and hardware
Helvetica cigarettes. Helvetica is commonly used in transportation settings. New York City's Metropolitan Transportation Authority (MTA) adopted Helvetica for use in signage in 1989. From 1970 to 1989, the standard font was Standard Medium, an American release of Akzidenz-Grotesk, as defined by Unimark's New York City Transit Authority Graphic Standards Manual. The MTA system is still rife with a proliferation of Helvetica-like fonts, including Arial, in addition to some old signs in Medium Standard, and a few anomalous signs in Helvetica Narrow. Helvetica is also used in the Washington Metro, the Chicago 'L', Philadelphia's SEPTA, and the Madrid Metro. Amtrak used