Hacker News new | past | comments | ask | show | jobs | submit login

It could be anything, like a pile of garbage with a coca-cola vending machine on top of it, or just a piece of equipment.

Or, like in a video posted in this thread, an unsuitable writing on the wall, there seem to be a lot of them: http://i.imgur.com/0QL7a.png (similar size btw)

Guidelines | FAQ | Support | API | Security | Lists | Bookmarklet | Legal | Apply to YC | Contact