51.   Cable operators are also worried.

52.   Cable operators were infuriated but eventually fell into line.

53.   Cable operators have been reluctant during the past two years to add new channels because of scarce dial space and tough new government pricing regulations.

54.   Charter jet operators were back up in the air several days before the commercial airlines.

55.   Casino operators have been successful at advancing their interests.

56.   Despite the anticipated growth of voice-recognition technology, human operators will still be necessary, Lin said.

57.   For a long time, the theory was the cable operator should be a monopoly.

58.   For instance, while airlines oversee the screening of passengers and bags, airport operators are in charge of the grounds.

59.   For Pirelli, the step is a plunge into telecommunications at a time when most major European phone operators have been struggling to generate revenue from new services.

60.   From the start, cable television operators have been free to charge whatever they wanted for premium services like HBO, which are sold on an individual basis.