* The logo looks like it was designed by the CIA to be hard to decipher.
* Showing two screenshots made me think the left was one version and the right was another. I no longer think that is the case, but I'm not sure. The screenshots are too small to really make out the UI.
* The example image made me think it was some kind of war photo. Maybe a different image would be better.
* Flipping through the photos with my keyboard didn't work (Chrome latest). Maybe that's not what you meant by "arrows and mouse".
* Showing two screenshots made me think the left was one version and the right was another. I no longer think that is the case, but I'm not sure. The screenshots are too small to really make out the UI.
* The example image made me think it was some kind of war photo. Maybe a different image would be better.
* Flipping through the photos with my keyboard didn't work (Chrome latest). Maybe that's not what you meant by "arrows and mouse".