Bravo! It's a terrible acronym and the expansion thereof rarely makes sense in the context in which it is used.

You have prompted me to declare a pre-emptive downvote for any post with a TL;DR in it.

EDIT: Wow, -3 already? People object to me downvoting based on TL;DR usage? I suppose that is a legitimate preference. Just not mine. Allow me to update - I'd better make it retroactive as well as pre-emptive!

EDIT: Oh, and a bunch of better written posts (by lukeprog and others) just got retroactive upvotes for using "Summary:"