Stranger Things 4, the most recent season of the hit show, just became the second Netflix show ever to surpass a billion hours viewed. Since the first installment of the season dropped on May 27th, viewers have spent a cumulative 1.15 billion hours watching the season’s nine episodes, including 301 million hours just this past weekend. That makes Stranger Things 4 the second most-watched Netflix season ever, after Squid Game in 2021. It was in Netflix’s Top 10 in 93 different…