Almost seems like they read the German mag that came out talking about romances and wrote this article, thinking it was confirmed there.
This: http://www.giga.de/top-themen/00152378-the-elder-scrolls-v-skyrim-vorschau-episch-neu-definiert/page_3.html
Exactly, and that article is already really vague about it.
Maybe it went something like this?
German Interviewer: Are there companions
Todd: Yes, there are several companions you can become friends with and adventure together.
German Interviewer: Will there be romance with companions?
Todd: (Not wanting to say a straight no): Er.... We're considering it.
German interview: COMPANION ROMANCE COMING TO SKYRIM
Gamebandits: Hey I saw this forum thread which said romance was confirmed and it linked to some german article that says something like that...
Gamebandits news article: BETHESDA ANNOUNCED SKYRIM HAS ROMANCE LIKE BIOWARE GAMES