“The Alt Key is the third key from the left on a Mac keyboard. If you press the key by itself, it won’t do anything because it can’t run a system command. But when you use it with other keys, you can quickly get to special characters and functions that are normally hidden.”
For the font, I was looking for something similar to SF Pro. The above concept I was using “Oxygen” Thin and Bold.
“⌘ M has the effect of minimizing the front window and could be a metaphor for reducing clutter or friction, etc, which in turn can save time.”