In Germany, the rise in "youth porn" material has been attributed to such kinds of cases where youth send intimate pictures to each other [1].
replyOur legal systems are not built to deal with that mess, and it may hang around your neck for the rest of your life. Unfortunately, the law is very explicit, leaving barely any avenue for the courts to drag us out of the mess, and politicians - even if they are actually interested in the topic in the first place - won't touch that area with a ten foot pole for fear of getting blamed a pedophile themselves.
[1] https://www.n-tv.de/panorama/KI-treibt-Jugendporno-Fallzahle...
We absolutely have the same problem here in the US. There have been a few (small number) of cases that hit the national or regional news where teens were sharing nudes of classmates, etc.
replyI'm questioning the parent post's contention that the "vast majority" of CSAM falls into this bucket.