It's tricky, but not impossible, to create an easy-to-use UI that would let you mark bits of a web page, and have those turn into the titles and items of an RSS feed.

这听起来很不切实际，但并不是不可能。创造一个简单易用的界面，让你能够在网页上做出标记，然后让这些标记成为RSS feed的标题或内容。

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But getting data from items like clothing "is really tricky business, " said Cham Dallas, a professor and toxicologist at the University of Georgia's Institute for Health Management and Mass Destruction Defense.

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