Make it clear that changes to beatStructure and baseMoment
apply only to the time signature currently in force, and
hence that those changes must come immediately after a
new \time command, not before it.
over the denominator of the time signature. By default, each unit of
length @code{baseMoment} is a single beat.
+Note that there are separate @code{beatStructure} and @code{baseMoment}
+values for each time signature. Changes to these variables apply only
+to the time signature that is currently in force, hence those changes
+must be placed after the @code{\time} command which starts a new time
+signature section, not before it. New values given to a particular
+time signature are retained and reinstated whenever that time signature
+is re-established.
+
@lilypond[quote,relative=2,verbatim]
\time 5/16
c16^"default" c c c c |