It would cause more tabs to be open.
You can't use the old tab because all the plants. You open a new tab for the same page. Don't need to close any old tab for that.
Pro talking here…
Seems like we're recognizing something that people actually want: The assurance that their state will be preserved
versus what the operating system or browser can provide.
In fact, weren't bookmarks supposed to solve EXACTLY this? You'd just bookmark a website on any page then come back to it any time in the future.
But then websites wanted to be apps and stopped storing state in the URL...
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