The thing about these kinds of Gen AI use cases is that the BBC could have easily made this video before these tools existed - you could do it with actors in makeup, you could do it with traditional VFX.
The fact that you're only doing it now means you only thought it was worth doing once the cost was essentially zero. That is to say, the content's existence has become a tacit acknowledgement of its own worthlessness.
"If you are ever tempted to look for outside approval, realize that you have compromised your integrity. If you need a witness, be your own." — Epictetus