Actually an interesting point. My immediate concern with that idea is that it would open the door for disguising things for what they aren't.
The solution was made from the general caution of not trusting remote servers regarding content they not necessarily control.
But yes, that would definitely be a solution, too.
The Fediverse has a DDoS problem ( aumetra.xyz )
I was recommended to share this article I wrote a few days ago on here, too; so here we are!...