In his interesting book, The Time Paradox, Philip Zimbardo discusses how our experience of time is relative, not absolute. There are time illusions, just like there are visual illusions. The more mental processing you do, the more time you think has elapsed. If people have to stop and think at each step of a task, they will feel that the task is taking too long. The mental processing makes the amount of time seem longer.

https://www.blog.theteamw.com/2011/02/14/100-things-you-should-know-about-people-59-time-is-perceived-as-relative/