I don't know either. But I am banned from conventional channels.
I hope you don't perceive anything as oneupmanship. It is not intended to be so. I think some of the things you have done are logical organisation, and I have replicated them. I have taken your ideas on board and applied them. At least that is what I think I have done.
I have dropped a few images in, but I have been e-mailing Ian D about that and he is cool at the moment. He is considering other ideas in the future.
My motivation is that I love the place, summer and winter, and I love to share what I know. I think wikiski is potentially a brilliant resource