> In the same way font anti-aliasing is becoming obsolete with DPIs higher than we can perceive Screens might exceed acuity of most users but not hyperacuity.

> In the same way font anti-aliasing is becoming obsolete with DPIs higher than we can perceive Screens might exceed acuity of most users but not hyperacuity. Even on a 400ppi phone screen at typical viewing distances it is possible to tell whether a slanted line is anti-aliased or not. Font anti-aliasing is not becoming obsolete any time soon.