If you've used facebook recently you'd know they've also added hashtags, their main purpose (and the way twitter started using them originally) is to connect yo

If you've used facebook recently you'd know they've also added hashtags, their main purpose (and the way twitter started using them originally) is to connect your posts to a topic. I've also seen it used (and have used it myself) as a way to kinda add a punchline to a post that didn't have or need one.