nostr:npub1uwg5dsnrczvh0yd84texmwha5mn0ydqpusfeh5an254ks0vg04vqxyp3ca That's one of the problems. Yes, the format allows (And will do even more) to handle lots of things. However, this is totally dependent of the software you are using. If i see a .obj file i know exactly what it contains dependently of the engine. 

And yeah, it affects creators too. Exporting assets for this kind of all purpose formats is getting more and more bloated.

But that just one man opinion, isn't it?