At the beginning of last season under Dyche he was abysmal. But when he played under Moyes he did ok. If Moysie thinks he can get the latter version of Keane more consistently then fair enough.
In all honesty, barring any catastrophes he is hardly going to play... if we can bring in a RB, then I would be surprised if we see anymore than 5-10 appearances from Keane this year.
look at top teams and let's see who their 4th choice CB's...