P: Set a few more lines of info and toggle it on and off

I frequently find the loupe info overlay view options frustratingly limited. It’s a great tool to have, but to me it would be more useful if I could set a few more lines of info and toggle it on & off with the keyboard shortcut as opposed to cycling through two more limited sets of info. It would also be nice to be able to set the font color, opacity, and size. 

I made a mockup to show what could be: