Seoul

===Technology===
{{See also|Technology and science in South Korea|South Korean robotics}}
Seoul has been described as the world's "most wired city",<ref name="travel.cnn.com">{{cite web|url=http://travel.cnn.com/seoul/life/50-reasons-why-seoul-worlds-greatest-city-534720|title=50 reasons why Seoul is world's greatest city|date=12 July 2017|access-date=24 October 2014|archive-date=22 October 2014|archive-url=https://web.archive.org/web/20141022092637/http://travel.cnn.com/seoul/life/50-reasons-why-seoul-worlds-greatest-city-534720|url-status=live}}</ref> ranked first in technology readiness by [[PwC]]'s ''Cities of Opportunity'' report.<ref>{{cite web|url=http://www.pwc.com/us/en/cities-of-opportunity/2014/assets/cities-of-opportunity-2014.pdf|title=Cities of Opportunity|last=PricewaterhouseCoopers|access-date=20 May 2014|archive-date=20 May 2014|archive-url=https://web.archive.org/web/20140520001115/http://www.pwc.com/us/en/cities-of-opportunity/2014/assets/cities-of-opportunity-2014.pdf|url-status=live}}</ref> Seoul has a very technologically advanced [[infrastructure]].<ref>{{cite news|url=http://www.asiamedia.ucla.edu/article.asp?parentid=25697|title=KOREA: Future is now for Korean info-tech|publisher=Regents of the University of California|work=AsiaMedia|date=14 June 2005|url-status=dead|archive-url=https://web.archive.org/web/20081216151508/http://www.asiamedia.ucla.edu/article.asp?parentid=25697|archive-date=16 December 2008}}</ref><ref>{{cite news |url=http://www.theage.com.au/news/technology/tech-capitals-of-the-world/2007/06/16/1181414598292.html |title=Tech capitals of the world – Technology |work=The Age |date=18 June 2007 |location=Melbourne, Australia |access-date=18 June 2009 |archive-date=12 September 2009 |archive-url=https://web.archive.org/web/20090912100420/http://www.theage.com.au/news/technology/tech-capitals-of-the-world/2007/06/16/1181414598292.html |url-status=live }}</ref>

Seoul is among the world leaders in Internet connectivity, being the capital of South Korea, which has the world's highest [[Fiber-optic communication|fiber-optic]] broadband penetration and highest global average internet speeds of 26.1 Mbit/s.<ref>{{cite report|url=https://www.akamai.com/us/en/multimedia/documents/state-of-the-internet/q4-2016-state-of-the-internet-connectivity-report.pdf?mkt_tok=eyJpIjoiWlRFMk1qTTBOakkxTldReiIsInQiOiJsY3ZxaVErOFdncXo4NnJscW0wN1BNSjUrQUcwTjV1OUNRd2pLUkpCTTZKMTZkVGszVUFsR25hNTh0MGlNd1JBQ0I1OFUrdVE2RjJ4YW9kN0RkemR2QTBRdzdEUkluU0tRN1pXNk9EaXFIWS85SEFka2FLbmZiNGdlY3pYVHJyTSJ9|title=akamai's [state of the internet] Q4 2016 report|publisher=[[Akamai Technologies]]|access-date=18 December 2017|archive-date=13 May 2018|archive-url=https://web.archive.org/web/20180513141349/https://www.akamai.com/us/en/multimedia/documents/state-of-the-internet/q4-2016-state-of-the-internet-connectivity-report.pdf?mkt_tok=eyJpIjoiWlRFMk1qTTBOakkxTldReiIsInQiOiJsY3ZxaVErOFdncXo4NnJscW0wN1BNSjUrQUcwTjV1OUNRd2pLUkpCTTZKMTZkVGszVUFsR25hNTh0MGlNd1JBQ0I1OFUrdVE2RjJ4YW9kN0RkemR2QTBRdzdEUkluU0tRN1pXNk9EaXFIWS85SEFka2FLbmZiNGdlY3pYVHJyTSJ9|url-status=live}}</ref><ref>{{cite web |url=http://english.seoul.go.kr/gtk/about/fact.php |title=Hi Seoul, SOUL OF ASIA – Seoul Located In the Center of Asian Metropolises |publisher=[[Seoul Metropolitan Government]] |access-date=7 August 2013 |url-status=dead |archive-url=https://archive.today/20120710194425/http://english.seoul.go.kr/gtk/about/fact.php |archive-date=10 July 2012 }}</ref> Since 2015, Seoul has provided free Wi-Fi access in outdoor spaces through a 47.7&nbsp;billion won ($44&nbsp;million) project with Internet access at 10,430 parks, streets and other public places.<ref>[https://news.yahoo.com/s/afp/20110615/bs_afp/skoreainternettelecom Wifi in All Public Areas] {{webarchive |url=https://web.archive.org/web/20110617170449/http://news.yahoo.com/s/afp/20110615/bs_afp/skoreainternettelecom |date=17 June 2011 }}</ref> Internet speeds in some apartment buildings reach up to 52.5Gbit/s with assistance from Nokia, and though the average standard consists of 100 Mbit/s services, providers nationwide are rapidly rolling out 1[[Gbit/s]] connections at the equivalent of US$20 per month.<ref>{{cite web |url=http://www.cjhellovision.com/CJ |script-title=ko:CJ헬로비전-에러페이지 |access-date=18 December 2017 |archive-date=20 December 2017 |archive-url=https://web.archive.org/web/20171220041457/http://www.cjhellovision.com/CJ |url-status=dead }}</ref> In addition, the city is served by the [[Korea Train Express|KTX]] [[high-speed rail]] and the [[Seoul Subway]], which provides [[4G LTE]], Wi-Fi, and [[Digital Multimedia Broadcasting|DMB]] inside subway cars. 5G will be introduced commercially in March 2019 in Seoul.