The more busy Sbahn lines (e.g. Ring Bahn) absolutely did get crowded enough that you couldnt even always get in pre-covid at peak times, and I suspect it will

The more busy Sbahn lines (e.g. Ring Bahn) absolutely did get crowded enough that you couldnt even always get in pre-covid at peak times, and I suspect it will be even worse in the next 3 months.