> one of main Sciter’s customers discovered “golden 40 seconds” rule: for the user, to buy a product, it should not take more than 40 seconds from the click on

> one of main Sciter’s customers discovered “golden 40 seconds” rule: for the user, to buy a product, it should not take more than 40 seconds from the click on “download” button to the UI to appear on screen." Is this another case of a metric becoming a target and thus no longer useful as a metric? The quality of software should be how well it performs its intended purpose, not by the conversion rate of the user funnel.