He can prohibit because it's his work,this doesn't belong to mojang it belongs to DrZhark. Minecraft belongs to mojang not this mod.Quote from ancientwizard
mods are not legal element of game. Why author can prohibit, where is license fo this mod ? this is my problem, you see why he can't
Lastly here is the copyright that proves this belongs to DrZhark
This mod is the fruit of countless hours of work and effort. You download it for free as it is and I am not responsible for any damage done to your saved games. This mod can not be distributed in any other way than through this thread. You don't have the permission to distribute this mod through 'mod packages', installers or pluggins. A multiplayer pluggin is allowed as long as it requires you to download the unmodified single player mod to work. An installer can not host this mod, it must redirect the user to this thread. You can't modify or redistribute my mod without my written permission. Copyright © 2011 DrZhark.
The only package that can currently distribute this mod is the YogBox. Please do not PM or email me asking me for permission to add my mod to your modpack, the answer is 'No'