You put a piece of driftwood on the fire and watch as it catches light.
It would appear the latest update has been implemented. I've put five pieces of driftwood on the fire, and apparently:
The campfire is looking quite healthy but another piece of wood wouldn't hurt.
EDIT: Actually, another two pieces and:
You put a piece of driftwood on the fire and watch as it catches light. It doesn't look like the fire needs any more wood.
There is a blazing campfire here.
So now I'm sat by a blazing campfire, scratching my arse and wondering what happens next. Anyone think to bring some marshmallows?
EDIT THE SECOND: My curiosity got the better of me:
You pour the contents of a bottle of beer onto the fire. There's a loud hissing.