<...> Well, a message with zero words is really minimalistic indeed. I wonder if there are other gifs with zero words which which have got merited. <...>
Heres an example:
https://bitcointalk.org/index.php?topic=178336.msg31165706#msg31165706. Its jpg, but serves the purpose, and it got 14 sMerits. The referenced thread is rather prolific with these, but it is a rather particular ecosystem.