Was going to reply to the thread about targeted spells but this probably deserves it's own thread.

https://worldofwarcraft.com/en-us/news/20335228

Code:
New macro conditions for “reticle” spells: @cursor and @player.
They are how they sound. Guy over on MMO-C posted a video about it.

https://vid.me/xnNr

Massive usage for multiboxing.