You are totally right AND He’s making a valid point with his sarcastic joke of “shut up, nerd!”
“Nobody cares” means companies dont want to spend money to incorporate it if there’s no demand from consumers.
Most consumers have no idea what a jpeg even is.
It won’t be until Apple or someone brands it as an iPeg and claims you have a smol pp if your device doesn’t have it that folks will notice.
Im reminded of telling folks about shoutcasts and nobody cared. Then apple comes out with podcasts and everyone was suddenly excited about 8 year old streaming tech