Article text being overlaid and mixed in with a series of photos, rather than the photos being relegated to a separate browsable gallery.
Banners/toolbars that you can't scroll away from. That's an old thing, but seems to have gotten a lot more popular with smartphones. Which doesn't make sense to me, space is even more limited on phones, there's less of it to waste.
The gun crowd bring it up only to do nothing about it anyway. It's just something to blame, they don't want to fund healthcare, education, research and welfare, and lose their scapegoat.