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Advertisements for the Super Bowl — the championship game of American football — are some of the most watched and most expensive.
The game on Sunday boasted some 127 million viewers, making it the most-viewed sporting match of the year in the US, as well as the most-watched Super Bowl of all time.
Advertisers pay a premium for the limited number of commercial spots. Some companies shelled out as much as $4 million for a 30-second slot. The high sticker price, as well as the massive audience, drives…
