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CloseDeveloper reply by David Adler
Rated 4 out of 5 stars
Whistle reels and vary gpu consumption, sometimes. For instance in the steam pages.
This review is for a previous version of the add-on (3.3.1-signed).This is fixed in the new version Thumbnail Zoom Plus 3.3, which works around the underlying Firefox bug. So update and you'll be good.
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