by jojoa1997 » Mon Aug 26, 2013 10:59
I don't know much about it but I have seen one entity multiply into around 30. (mobs,peaceful_npc,and the camo mod are the mobs I have seen do this.) I know it can't be bad coding in all of them so it must be a bug with the engine.
Coding;
1X coding
3X debugging
12X tweaking to be just right