Scrum and agile always fails if your company has a finance department. The finance department is never agile an will demand numbers every quarter. They don't care about your sprints. They want a plan for the next quarter and don't care about your sprints or your t-shirt estimates of your Kanban backlog. Unfortunately since they have the money the needs of the finance departments always win over all agile processes yo…
Remember when wall street was complaining about how Bezos was running the company? If an accountant was in charge Amazon would have been quarter packing to please wall street, and would be much smaller/out of business.