WHAT DOES IT DO?
Three things actually.
1. Replaces the Hotkey behavior for the TAI Map.
Before:
TAB -> Cycles between Half Open, Maximized, & Minimized. (Too many freaking key presses to just look at it and close it!!!)
Shift+Tab -> Minmized
After:
TAB -> Toggles between Half Open & Minimized
Shift+Tab -> Toggles between Maximized & Minized.
Push Tab while it's maximized to get a Half Open TAI map.