Check texinfo.tex and (maybe) a new aux-info.

TODO

@@ -84,6 +84,8 @@ These are show-stoppers that prevent a new release.
 * The redirect aux-info needs more documentation.  See FIXME comment
   in Protocol-A.texi.
 
+* Check that texinfo.tex is included in a proper place by automake.
+
 As soon as possible
 ===================
 
@@ -91,6 +93,12 @@ High priority, but they can wait until after the next release.
 
 * Proof-read Protocol-A.texi.
 
+* Consider implementing an aux-info that causes comments of a text, or
+  of all texts written by the author, to get a bcc-recpt to the
+  authors letterbox.  Make sure that this bcc-recpt is not the only
+  thing that makes it possible for the person to read the
+  text. (3381984, 3382009) 
+
 * Define and implement asynchronous messages for cache inconsitency.
 
 * Validation of aux-items.