DB Regio in Bayern is trialling its "Ideenzug" with passengers - it’s to test some smart new interiors for regional trains. More here 👇
https://railcolornews.com/2023/07/24/de-ideenzug-regio-double-deck-coach-now-in-regular-service/

But the picture in the article so completely sums up all that's wrong with rail in Bayern!

@jon semaphore mechanical style signal is not necessarily indicative of the signaling being ancient, that can be paired with modern line signaling
@pony @jon At least the signal box is outdated. Yes, I like old railway technology too, but a functioning infrastructure should not be confused with a museum.