Yesterday, Perplexity, the fast-growing AI platform, soft-launched Comet, a new web browser meant to compete with Google Chrome and Safari.

Adding a panic button to other browsers Customizing the Panic Button add-on in Firefox. Screenshot: Firefox. Sadly, other browsers don’t yet have a panic button integrated into them, though it ...

Access the panic button by pressing the F12 key, which will cause the Opera GX browser to quickly close all your active windows, and replace them with a benign web page.

Opera's gaming-focused browser GX has a new button that will instantly take you away from whatever you're looking at.

But browsers also have unparalleled access to everything you’re doing, reading, watching, looking at, and typing all over the web. That means browser-level AI could be more capable than almost ...