Google has rolled out "Privacy Sandbox," a Chrome feature first announced back in 2019 that, among other things, exchanges third-party cookies—the most common form of tracking technology—for what the company is now calling "Topics." Topics is a response to pushback against Google’s proposed...
There are Tab Groups add-ons for Firefox. I’m sure there might be vertical tab add-ons, too.
As someone who never went to Chrome, I’m just sitting here trying not to be all “I told you so!” from when Chrome started to really take off a decade ago.