>what “engineering” Spotify is doing, it’s the worst app I’ve used in my life.

Engineering is app usability. Theres no other possible thing an engineer might do. Chrome ofc has infrastructure to distribute a binary. Spotify of course having a global content delivery network for terabytes of music. Hey GANG CAN WE WOKK OUT WHAT THESE ENGINEERS MIGHT BE DOING?????? WHY HASNT JIM STORAGE ENGINEER IMPLEMENTED A UI REFRESH YET!!!!