I suspect a read through What XML generators are currently available on PerlMonks? may answer most of your questions about parameters/filters for Newest Nodes, but in short: yes, you can retrieve since a particular time or within the last 8 days (maximum), and limit to selected sections.

Hope that helps.

In reply to Re: Does the 'Newest Nodes' syndication node (id 30175) accept any parameters? by atcroft
in thread Does the 'Newest Nodes' syndication node (id 30175) accept any parameters? by shriken

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