The video by itself will be shortly a medium what noone believes as ground truth, just as a written word or a drawing is now. We should be able to construct bet

The video by itself will be shortly a medium what noone believes as ground truth, just as a written word or a drawing is now. We should be able to construct better cameras with tamperproof footage. But not sure how, as with realtime editing we cannot trust trivial things like secure timestamping. Secure video blockchain anyone?