Since I saw that the beginners of the game do not notice the slow movement and top down view easily, I put an information message in the Level 1 and added the "Left Shift" button for the slow movement button.
Information message in Level 1
Source: Steam Community (opens in a new tab)
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 6332943 · public branch
Steam updated · First observed