Enjoy some larfs!
LARF THE FIRST: Charlie Brooker going hysterically ballistic about how tv networks are ruining shows--not quite what you think. (Warning: spoilers for the Doctor Who episode "The Time of Angels"):
(If you can't see embedded videos, the clip is here.)
LARF THE SECOND: Wikihistory, Desmond Warzel's short story--in wiki comments page format--about the classic "use time travel to kill Hitler" trope.