If you want the cavalier, free-flowing, non-stop-attacking Arsenal of the past, then Arteta is probably a bit of an annoyance.
But if you want an Arsenal team who'll do the basics right, put in the required graft and be more efficient, then Arteta is a vital component.
Myles Palmer is an idiot, but I saw this article earlier, in which one of his readers makes some good points:
http://www.arsenalnewsreview.co.uk/i...proved-Arsenal.