User blog comment:Artificial SwordsMen/Sword Art Online III/@comment-1173941-20150724173232/@comment-24053170-20150725214426

The problem is they have to finish the LNs before they can animate the alicization arc. Since alicization is literally all thats left as there are no more mini-arcs. So even if they do plan to animate it we will have to wait quite a while....