Group 1 - The core idea of the articles is that multiple local governments in South Korea are constructing high-tech media zones modeled after New York City's Times Square to boost tourism and regional economies [1][2] - South Korea's outdoor advertising expenditure is projected to increase from $440 million in 2020 to $710 million in 2023, driven by relaxed regulations on outdoor advertising [1] - The initiative began in 2016 in Seoul's Gangnam District, which designated "free outdoor advertising zones" to break policy restrictions, and has since expanded to other areas including Gwanghwamun Square and Haeundae in Busan [1][2] Group 2 - Seoul has established a significant presence in this initiative, with Gangnam District featuring 19 large LED screens to create the "Gangnam Eye" landmark space [2] - The Myeongdong area has a giant screen of 1,292 square meters, attracting over one million visitors during last Christmas [2] - Haeundae Square serves as the first non-capital area designated for free advertising, functioning as a public platform for cultural performances and safety information, with plans for additional multimedia installations [2] Group 3 - Experts have raised concerns about the potential negative impacts of concentrated digital advertising, including effects on public space comfort and residents' quality of life [2] - While large enterprises can benefit from long-term operational rights through investment in advertising, small businesses may face competitive disadvantages [2] - The lack of local cultural elements in the advertising landscape may lead to a homogenization of urban aesthetics, undermining the unique cultural identity of different cities [2]