Humans are very fickle beings. As businesses are mostly staffed by humans, they are also fickle. A moment of success soon passes and fades into the collective memory, and problems that were not problems a few weeks/months ago start to become the talk of the town, boardroom, water cooler, or washroom. Another problem with success is that this becomes the baseline, which means that even the smallest of problems can start to become a major issue relatively quickly. These problems can be relatively simple things, such as:

In the space of a few months, the vast majority of the team members originally working within the constraints of big release cycles—which took many weeks or months to pull together, test, and push into the production environment—have all but forgotten...