Another possibility is that the company is capable of solving problems. It identifies a problem, creates a plan, and comes up with a solution. OP feels good in such a process.
Maybe the company is solving the wrong problems and is using hack days to surface novel problems it has not identified before. Maybe the company did not explain the value of the hack day in a way that someone who enjoys working in a structured way will not see it as a waste of time.
Another possibility is that the company is capable of solving problems. It identifies a problem, creates a plan, and comes up with a solution. OP feels good in such a process.
Maybe the company is solving the wrong problems and is using hack days to surface novel problems it has not identified before. Maybe the company did not explain the value of the hack day in a way that someone who enjoys working in a structured way will not see it as a waste of time.