descriptors in a mounted WIM.
By default, changes to a read-write WIM are made in-place by appending to the
-WIM. This is ideal for big WIM files, since the entire file doesn't have to be
+WIM. This is nice for big WIM files, since the entire file doesn't have to be
rebuilt to make a small change. But, if you are making many changes to a
read-write mounted WIM, especially deleting large files, it is suggested to
provide the \fB--rebuild\fR option to \fBimagex unmount\fR to force the WIM to