Well, go ahead then :) The APIs are out there... IMO the challenge here is defining the right UX and brand. Not to say that it shouldn't be done, I'd much rath

Well, go ahead then :) The APIs are out there... IMO the challenge here is defining the right UX and brand. Not to say that it shouldn't be done, I'd much rather Flickr achieving this than Instagram (= Facebook) or any other current player in the market.