can anyone add to that article data on What users saw in terms of response time and perceived response time And what users are seeing after the improvements

can anyone add to that article data on What users saw in terms of response time and perceived response time And what users are seeing after the improvements * We had evaluated spotify for one of our projects and aesthetically it is really good. However, time wise their store takes forever to do stuff This was a couple of years back, so hopefully things are much better now Basically, the article covers how much better THE TEAM doing the coding feels What is the effect on the users using the stores?