Good!

Surprise! A mere week after announcing that its B450 and X470 motherboards won’t support future generations of Ryzen processors, AMD has had a change of heart regarding socket AM4 compatibility. Huzzah! Next-gen Ryzen processors will now support both 400-series and 500-series AM4 motherboards, though there are many caveats involved.
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https://www.pcworld.com/article/3543777/amd-b450-x470-motherboards-will-support-ryzen-4000-chips.html