I did some poking around. If you own ONLY ARR, or are on the free trial, it's a 15gig d/l. If you own ARR collectors Edition & HW (as I do) but have not purchased SB, it's a 19gig d/l. For those of you with SB, you get the grand prize of the 22+gig d/l. So it's not HW or SB causing the problem.
