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No more than 300,000 set-top decoders had ever been sold in the entire prehistory of closed captioning; suddenly more than 20 million decoder-equipped TV sets were added each year, making captioning a fixture in hearing people???s lives, too. (In fact, these days most captioning viewers are hearing ??? and I don???t just mean people watching the captioned JumboTron Astrovision in Times Square.)
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