Something that I suspected confirmed last night. If you’re planning to have a multilingual site, have a fresh site to work with and not one that has a bunch of content. Common sense, really. Found some good resources for this last night.
http://renaudjoubert.com/en/article/how-setup-multilingual-website-drupal-7
And, of course, the brilliant Ms Pol, who literally wrote the book on this subject.