1st - I don't understand almost fifth word in your text you wrote
That's your problem.
If you don't understand what he said, then you shouldn't be arguing in this topic.
Anyways, I think it would be nice to have the capabilities to update graphics, but I know it's unlikely.
A major argument against the update that I have seen is: "Oh, but what about low end computers?"
It's not like ioq3 runs particularly well on low end machines. Even some modern engines perform better.
I installed Trem on a Pentium 4, onboard Intel running Linux.
Tremulous wasn't even playable.
Now, I know this is purely an argument in futility, but I would still like to see some improvements that could possibly give draw to some better mappers/modelers/etc.
A good looking game can get a lot of players no matter what.