Link of the day- seaweed and obesity

Hi. Welcome (back) to Weirdbeautiful. Link of the day today is this article-
http://uk.news.yahoo.com/21/20100322/tuk-seaweed-bread-key-to-obesity-6323e80.html on the discovery that a chemical in sea kelp (alginate) can be added to food to reduce fat uptake and therefore help prevent obesity. The scientific relevance of the article is obvious, but the weirdness is the part where they talk about running tests on "an artificial gut" .... the mind boggles...