Our little recession hasn't left television untouched; about 80 percent of every news show is dedicated to coverage, and late night comics have hit the subject.  But it looks like the effect could become much more noticeable as NBC is now thinking about cutting back on its programming hours. Ratings are down, advertisers are cautious, and an actors' strike remains a possibility.  Since NBC Universal has its fingers in more than television, it's feeling pressure in many additional ways, too. So, according ...