Fable was selectable for a moment, then disappeared again...

Region: Germany I'm currently using Claude Opus for a project (not code related). When I tried to adjust the thinking effort for Opus in my active chat, Claude Fable suddenly became selectable. I immediately checked this sub to see if Fable had been unlocked, but no one was talking about it. To get some proof for you guys, I opened a new chat just to type "hello" and test it out. But NOPE, Fable was gone, completely grayed out again. Just a weird UI bug? Seems almost too specific for that. Dammit, I really