My photostre.am doesn't charge customers yet, but of the 160 users it currently has, some 55% already pay for a Pro Account at Flickr. Not bad, eh? Signup conv

My photostre.am doesn't charge customers yet, but of the 160 users it currently has, some 55% already pay for a Pro Account at Flickr. Not bad, eh? Signup conversions are equally good but that's because they mostly come via the Flickr App Garden.