I've noticed today that a couple of threads are automatically scrolling forward at about fast reading speed.
I can't control the speed, stop the movement or skip forward.
Chrome on a mobile site (using a not great connection, if that affects things).
https://www.mumsnet.com/talk/am_i_being_unreasonable/5111048-to-expect-2-year-old-to-participate-in-group-timeactivities
This thread for example.