On Lubuntu IRC we were notified
"<tiko> In the Lubuntu Manual, topic 2.3.3 Brightness should be changed to 3.2.3, a typ. Thanks. (logged in 1 minute 49 seconds ago)
<tiko> a typ0"
however refers to itself as page 2.3.3, not 3.2.3
(index likewise refers to it as 2.3.3 though in correct position)
(subtask maybe for me to learn how this is done, so I can do it myself)