Regarding the tag, I guess it’s not a good practice kf the system. But since feedback isn’t moderated, you have no way but to mutually solve the issue.
Yeah d5000, 1miau and bob123 seem like different people enough imo.
I think this has been brought up before as the German board isn't so active so a lot of recent posts and recent topics get pushed to the top so threads don't get swamped very much.