(FILES) A file photo taken on March 31, 2014 shows a woman checking a smartphone as she walks along the Han river in Seoul. Tired of endless text messages from boss? Hyper-wired South Korea is mulling a ban on after-hour work messages sent on the country's most popular chat app as many bemoan growing toll on their work-life balance. The so-called "No after-hour work messages on KakaoTalk" -- referring to the chat app used by over 80 percent of the South's 50 million populace -- was proposed by a group of 12 Seoul lawmakers this week. / AFP PHOTO / Ed Jones / To go with AFP story SKorea-smartphone-technology, FOCUS by Jung Ha-WonED JONES/AFP/Getty Images
