If you could take a 50% hit in real world performance and get a site that feels 50% faster, would you? Nobody cares how fast your site is. All your users care about is how fast your site feels. Going beyond the perceived perf theory, Paul is bringing a bunch of demos of things that employ clever tricks and psychology to turn things that should be slow into things that feel incredibly fast. More info at: https://fronteers.nl/congres/2016-spring/sessions/the-illusion-of-speed-by-paul-bakaus