Per default, this variable is always set to @code{t}, meaning that a
call of @code{process-file} could potentially change any file on a
remote host. When set to @code{nil}, a file handler could optimize
-its behaviour with respect to remote file attributes caching.
+its behavior with respect to remote file attributes caching.
This variable should never be changed by @code{setq}. Instead of, it
shall be set only by let-binding.