Sorry for not having more detailed feedback, but there really isn't much substance for me to go into detail about. I was stumped a couple times in 1-2, but part of that was because I didn't fully grasp core mechanics like how the black box regenerates the player on death. Once I understood that, pretty much every level felt like the kind you'd design to be deliberately easy as a mechanical introduction, with none of the levels actually building upon the established mechanics to make a tricky puzzle. It ha...