It's missing the double click on a number feature from minesweeper.
It's still middle-click in my muscle memory from the Windows XP days!
God, I used to be _really_ into Minesweeper.
One of the earliest games I made back in college was a 3D Minesweeper cube. I remember being really proud of one little detail – the detection and automatic resolution of ambiguous clues that would require guessing, which always annoyed the heck out of me in every other version of Minesweeper.
Clearing more than one sector at a time requires allied support.
chording is available only during peace times