Strangely there are people who actually do believe it's fake, I was even accused of being part of the conspiracy when I captured video of the shuttle and ISS together for the last time on STS-135:
http://www.youtube.com/watch?v=AgoVGWazev8 A number of people claim it's fake, sometimes I still get messages from them. I received a message just a few weeks ago calling me a "space photo faker from hell" lol.