21.   After an interim period in which Americans would swap their conventional television sets for digital models, the stations would have to turn in their original analog signals.

22.   After all, this is a place where even the Texaco station has a red-and-gold painted sign that would do any innkeeper proud.

23.   All PBS stations have to convert to a digital signal within six years, as do all other TV stations.

24.   Broadcast stations have the right to seek compensation from cable systems for the right to retransmit their signals on cable channels.

25.   But executives at other automakers say that such an event is unlikely because cities are full of service stations while rural stations do not have the problem nozzles.

26.   But he says the station will now have a better news product.

27.   But internships are often open only to students earning college credit and, besides, not every commercial station has internship programs.

28.   But saddled with a low promotions budget, the station had a hard time making itself known to the masses.

29.   But public television stations would probably have to rethink their basic premise if they were owned by for-profit corporations that must show a return on investment.

30.   But many analysts say the new international station will have its own accidents and dangers, some of which could be major.