Great feeds and they work fine. In case anyone still have problems, get rid of feedwordpress, it was good some time ago but it's utterly fucked up now.
They work perfectly with the free
wp-o-matic
Klen, it's not duplicate content, both posts are completely different from a technical view (not for the visitor, I know), I think you just pulled the feed twice before it updated. Since the title is different, you import tools sees both items as different and imports again.