Immediately after switching the page, it will work with CSR.
Please reload your browser to see how it works.
As with Jon Postel's maxim (https://en.wikipedia.org/wiki/Robustness_principle) people have also subsequently applied this to human behavior, not just the behavior of particular software.
There were ultimately more technically sophisticated means of censorship available on Usenet that were somewhat more effective.
My workaround was to tunnel via my own VPS in Singapore, as I could connect to it and but I was using OpenVPN back then and performance was pretty terrible. (Now if I want such tunnelling I use WireGuard, and it’s much better.)
Tracerout gives me a path like this spine5.cloud2.fsn1.hetzner.com -> core22.fsn1.hetzner.com -> core5.fra.hetzner.com -> core53.sto.hetzner.com -> core31.hel1.hetzner.com
Which is worse than before, but still works for me.