Helvetica compromises...the spacing has ended up much looser than Miedinger's wonderfully tight original at display sizes but much too tight for comfortable reading at text sizes." iOS used first Helvetica then Helvetica Neue as its system font. All releases of macOS prior to OS X Yosemite used Lucida Grande as the system font. The version of Helvetica Neue used as the system font in OS X 10.10 is specially optimised; Apple's intention is to provide a consistent experience for people who use both iOS and OS X. Apple replaced Helvetica Neue with San Francisco in iOS 9 and OS X El
Helvetica Helvetica Greek had designed a modernised version of Akzidenz-Grotesk for signage at Heathrow in 1961, and commented later "if we'd known about [Helvetica] I'm sure we would have used it, since it's a much better typeface than the one I drew. But the typesetting trade was very conservative then, and new type designs traveled slowly." The family consists of Helvetica Compressed, Helvetica Extra Compressed and Helvetica Ultra Compressed fonts. It has been digitised, for instance in the Adobe Helvetica release. Helvetica Rounded is a version containing rounded stroke terminators, released for bold weights. Linotype's release notes date it to 1978.