One to notice that the previous editor used an automated script to install a burned out lightbulb, and report them to
ANI.
Fifteen to comment at
ANI on whether this is a cause for
blocking.
One to close the ANI thread as "more heat than light".
One to propose on the talk page that the lightbulb be replaced.
One to place a notice with an arrow saying that "there's another light over there" and another to remove the redirect because it's too dark to read it.
One to finally replace the lightbulb manually.
One to revert the replacement, with the message "Please gain consensus before removing any lightbulbs".
One to
edit war the replacement lightbulb back in.
One to edit war the original lightbulb back in (saying "please don't edit war").
Six to continue the edit war, including one to remind them of the
3 revert rule and two others
called in to avoid violating 3RR.