It was more of the controller. There were two obstacles that I had trouble getting used to. Both of them involved getting up a set of stairs.
About the night cycle, I did use the guide light. However, I didn't get any light when I wanted to jump to another platform at night.
The issue with the text came up after I completed the course. I had no idea what the conversation I was having with the other person, but it followed up with a dialogue choice that left me feeling confused.