quarantine 'em

They *could* have written it just <div>See less often</div>, but they're a modern website, so they couldn't pass up an opportunity to use JavaScript to do nothing.

If that's Twitter, I take it you're omitting the 30-odd nested divs around that tag for the sake of brevity?

This is actually an input to a neural net which has learned that doing nothing keeps engagement up.

<a href="#">Unsubscribe</a>

typical Web 255.0 crap requiring JavaScript for an action that could be done just fine without it