What happened to reddit/r/Thunderbird/ community?

[juraj.masiar]

I’ve noticed there was no activity on reddit for 5 months:
https://www.reddit.com/r/Thunderbird/

What happened?

[cilias (Chris Ilias)]

Hi Juraj,
Only approved users are allowed to post to the sub.

[juraj.masiar]

But why? It looks like the EOL for the whole service…