"...as for the Why: beyond the obvious financial motivation, it's exceedingly simple... because I can."
I love donuts and ponies, therefore i am a dony.
I love anyone. Oneless they are on my mean radar. That is when I attack Hard. An when people insult ponies They disapear.
I am Alduin, and I will consume your soul....pffff-ahahah...haha..ha.... no i'm really a nice guy.