Unfortunately, I believe for "custom jobs" like this you'd need to explicitly state that you don't want it to occur because it won't happen by default, unlike some other stuff that's more standard in the browser.
I don't think this is the case here. For a CTA button (literally "Call to Action"), I think it's perfectly acceptable to add an animation to it.
When I switch from this HN tab to the article page, Firefox's CPU usage goes from 2% to 26%.
The internet is a cesspool of ad-plastered pulsating garbage. Please don’t litter more on the garbage pile.
So ultimately, you apply the view to the page and the page conforms to your ingestion preference.
I should carry my own 'css' and be able to just pluck any URL and let me speak to my filter on how to display it.
And it will provide a new way to interact with my browsing history - allowing me to recall how that thing from HN from 3 months ago can tie into this thing, and augment my understanding when I can view them next to eachother... and I can categorize them into tags of the same ilk and have a mental rolodex that lets me re-view my browsing history in the UX lens of my choosing.
/edible.