I started reading Horus Heresy thanks to those fan videos, I am not interested in miniatures or tabletop game but the lore sounded interesting. I don't underst

I started reading Horus Heresy thanks to those fan videos, I am not interested in miniatures or tabletop game but the lore sounded interesting. I don't understand why they are trying to kill their chances at free advertising, if not for those animations, I wouldn't even hear about 40k.