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It still works for me too (I have no account on Reddit and have no intention to have an account, even if they try to insist), and it is also possible to add .json on the end of the URL for JSON data (although, so far, I only use this feature to view pictures at the original size that are too small if I do not do this).

It's rolled out slowly to different people and IP it seems. Not sure on the exact fingerprinting.

That being said definitely curios what user scripts and addons you are using for general use

They're definitely doing it based on IPs. I just hopped to a different VPN endpoint and it works for me again (same browser). For now.