Instead of a commanding elder with a knife-edge of danger, they have a slightly quippy man who always seems to miss his line timing by a hairs-breadth
This is my biggest gripe going forward. He doesn't have the presence yet, although I'd like to chalk that up to being new and uncertain in the role. In saying that, as much as I wasn't fond of his tenure, Matt really threw himself into the role from the get go, and that made The Eleventh Hour the best of the four intro eps for the new series.