When they knowingly facilitate it and refuse to stop.
Well then, there should be zero issue.
Prosecuting someone for knowingly facilitating CSAM because they are knowingly facilitating CSAM and refuse to do anything about it changes nothing in terms of precedent for free speech.
If they make the same attempt against someone who isn’t knowingly facilitating CSAM, then this case won’t serve as useful precedent.
Don’t make me tap the sign