I am able to view that post no problem.
We can now see all these posts. Do you still experience any issues?
Yes, I experience an issue.
When I try to write my reply in the following page: https://community.wolfram.com/groups/-/m/t/20688
I always receive the message : "Message Boards is temporarily unavailable."
I can view that one too.
There are also issues in this page. https://community.wolfram.com/groups/-/m/t/20688
The last post is very, very old, and I tried many times to follow Vitaliy Kaurov's suggestion to write: "Now it's your turn!" But every time, I received an error message.
Thank you for your report. The issues is known and our teams are working on it. We hope to resolve this asap.
I also cannot access this post.