21.   But Crichton, who is white, acknowledges some minority staffers at WGBH felt the series should have a black executive producer.

22.   But Roth pointed out that because his network had expected to broadcast a playoff game, neither Fox series had an original episode.

23.   But the series has had its own internal problems.

24.   But this series has the feel of a championship round.

25.   But this series has a larger purpose that it fulfills with great success.

26.   But you can see in this entertainingly plotted feature why the series had such a loyal following.

27.   But, in back-to-the-future fashion, old series have a tenacious grip on the present.

28.   Despite some amusing moments, the series has nowhere to go except in circles.

29.   Drama was often at a premium, nowhere more than in Los Angeles, where a competitive series has yet to emerge.

30.   Each series has a snowflake aura.