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URLs to fetch/post lists are currently are hardcoded with
&isInstitutionalUser=false
Hopefully it's as simple finding the boolean on the current page and substituting. I may need help with testing.
Simplify the queryselectors to handle whatever weirdness WorldCat is doing on resize (instead of relying on CSS media queries).
May need to introduce a MutationObserver to re-apply the required DOM changes.