Content Position Doesn’t Contribute to Weighting
John seems to be confirming that the position of content on a page doesn’t impact the weight, but they do treat hidden or visibly small content as less relevant.
Hidden Content Has a Lower Weight
You can still rank for hidden content, but it’s given a lower weight than visible content.
Hidden Content get Less Weight
Google tries to detect any content which isn’t visible when rendered and give it less weight than content which is visible.
Content Hidden in Tabs Can Be Put Onto Separate URLs
If you have content hidden in tabs, you can put it onto separate URLs.