Why do new features need to be added? Like one of the worst obsessions a developer or team can have is to add new features for the sake of it, breaking things t

Why do new features need to be added? Like one of the worst obsessions a developer or team can have is to add new features for the sake of it, breaking things that people took for granted or torpedoing other efforts. A lot of Twitters headcount was specifically devoted to serving certain regions. For example, Twitter had integration with multiple different game services and specific regional functionality. They had a large API that they had to maintain, update and respond to dev requests. A lot of what happens isn't visible.