New answers tagged conventions
You've mentioned two different attributes here in age and staleness, which might share the same values or be completely different depending on the type of content you are working with. As far as age is concerned, there is only the value which continually increases depending on your reference point (e.g. creation date or published date), and this makes ...
I doubt there are any accepted conventions, but there are some good examples which may or may not be acceptable for your solution. Organise the rows so that the most recent is at the top. Add a column which shows the age. Represent the age differently based on its age, e.g. the older it is the less granular the age becomes: 5 minutes ago 4 hours ago 3 ...
A way I would like to suggest, is using a background color for the row that can indicate the staleness. The older an item, the less prominent it should be (I guess from the question). So I would work with a background color that matches the background of the page when it's the most stale row. And more oustanding/striking when it's fresh. (Sorry, I can't ...
Why not put the filters in the top right of the navbar and then add the current state of the filters where you have the button now?
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