I just logged in to my twitter account for the first time in years to test this. I'm not sure if I'm "scrolling by new unfiltered", but one of two things is true.

1. The experience is different. I'm not seeing any of that type of content.

or

2. It's not obvious how to "scroll by new unfiltered". If I'm not doing it, I can't see how to do it. I would never do it accidentally.