Site performance is potentially the most important metric A Fragment by Kealan Parr css-tricks.com Site performance is potentially the most important metric. The better the performance, the better chance that users stay on a page, read content, make purchases, or just about whatever they need to do. A 2017 study by Akamai says as much when it found that even a 100ms delay in page load can decrease conversions by 7% and lose 1% of their sales for every 100ms it takes for their site to load which, at the time of the study, was equivalent to $1.6 billion if the site slowed down by just one second. performanceuxmetrics
Large combinatorial spaces For the theory of design is that general theory of search through large combinatorial spaces. Herbert Simon, The Sciences of the Artificial The rational model of design