Operating Modes
---------------
You can choose whether you want to trust the index file entirely
-(using the '--cached' flag) or ask the diff logic to show any files
+(using the `--cached` flag) or ask the diff logic to show any files
that don't match the stat state as being "tentatively changed". Both
of these operations are very useful indeed.
Cached Mode
-----------
-If '--cached' is specified, it allows you to ask:
+If `--cached` is specified, it allows you to ask:
show me the differences between HEAD and the current index
contents (the ones I'd write using 'git write-tree')