diff --git a/features b/features
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+Cool Possible Feature Ideas
+
+- might be nice to have historical documents indexed as well. For example. Every time we reload a page, we could add a new copy to the index, if it's different...or we could add a new copy if it's been more than X time since the last time we added it. So 1 day , or 1 week. Then we show all results in search (maybe in an expander under the main URL, like "historical URL". So you can find a result that was on front page of HN 1 year ago or 3 weeks ago, even if you revisit and reindex HN every day.
+
diff --git a/todo b/todo
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-- use ukkonen to find snippets
+- fix 0 score for unrelated framgnets, or neg score for short guys.
 - don't highlight small matches like:
   - search: Zuckerberg, top result: Hacker News - Top Links
   - highlight Ha<strong>cker</strong> News