Koppel Is the Odd Man Out as ABC Woos Letterman, NightLine just isn’t relevant anymore; older, more literate, more informed viewers aren’t enough of a cash cow. If Letterman doesn’t emigrate, ABC might still move its latenight programming in the braindead direction of the other networks. A subsequent article makes it clear that ABC’s news division, blindsided by the plan, is quite fretful. NY Times Wake up and smell the coffee! Infotainment long ago supplanted sophisticated news coverage in the major media…