4 ms·How is this different from the estimable Air Display of several years ago?by dwarman 10y agoHow is this different from the estimable Air Display of several years ago?aheilbut 10y agoIt runs over the cable, so the latency is lower and it ends up working much better.thirdsun 10y agoI actually thought this was AirDisplay until I saw your comment. I just filed it under that popular iPad as a display app that has been out for years.