Right now, all you can do is just walk around(A, D and Spacebar for jump) and take pictures(S key and Mouse). You can view them and see details about them in your camera memory(Q). Hold down your mouse left button while in snapshot mode to focus and let go to take a picture.
[Missing]
NPC's were made - not added yet
More level artwork
Examine Image and more
Saving images with other details
Music
Sound
If you anyone is interested enough to contribute or have ideas, ping us @yadurajiv or @indieus on twitter