The @marsplay team in onto something big here. I've shown the app to two friends & both went gaga over it.
I login almost every other day and post 2-3 times a week. (more than snapchat) It has a community feeling even though there are no comments!
Delight moment. When you find a user randomly working at a coffee shop, and she is sharing her feedback. The best possible thing could happen on a Sunday.