@end ignore
+@item
+Horizontal space is allowed for tempo and rehearsal marks,
+so that these marks do not overlap each other.
+A new command @code{\markLengthOff} turns this feature off.
+@lilypond[quote,relative=0]
+\compressFullBarRests
+\tempo "Molto vivace" c''2 c'
+\mark\default
+\tempo "Meno mosso" R1*16
+@end lilypond
+
@item
When @code{\relative} is used without an explicit reference pitch,
the reference pitch now is the middle of the first octave, making