In August 2018 the final version of TLS 1.3 was published. It is the first major update to the protocol in over eight years. It involves massive improvements in both performance and security over its predecessor TLS 1.2.
At wao.io we are, among other things, concerned about the time customers wait for your website. One key factor to speed things up is the amount of data that needs to be transferred – the best bytes are those which need not to be sent. Because images make up a large fraction of the transmitted data we transcode images before they are delivered to browsers. To make sure that the transcoding does not affect the image quality, we employ Automatic Image Quality Assessment (AIQA) procedure.
In the late 90s and early 2000s, when I started creating websites, the approach was fairly easy: pick your topic, write some HTML, style it with a little CSS, and process forms with PHP or – may God rest its soul – PERL. Continue reading “Web Performance is like Tetris”