To boost the global appeal of its reality TV shows, streaming giant Netflix Inc. (NASDAQ:NFLX) is reportedly offering cultural training to voice actors to improve the quality of dubbing and translations. What Happened: Netflix is using South Korea as a pilot for this initiative. The streaming giant is conducting 90-minute sessions on South Korean culture and expressions to ensure that dubbed content retains its authenticity while reaching a global audience, reported The Wall Street Journal. The streaming giant’s strategy is to help non-English content, particularly unscripted reality TV, gain …