54083
Most cable companies require a set-top box ( Cable converter box ) or a slot on one 's TV set for conditional access module cards to view their cable channels , even on newer televisions with digital cable QAM tuners , because most digital cable channels are now encrypted , or " scrambled " , to reduce cable service theft .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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