[FLUX-YOU]

>It just makes attribution of the origin easier and creates a traceable chain of trust.

This kills anonymous sources, maybe literally under hostile regimes.

If it's signed by the equipment that originally recorded it (you're smuggling evidence of crimes out), you may not be able to verify it anyway.

[wybiral]

It would be signed by the journalists or news agencies verifying their report.

Individual sources can still be anonymous.