It happens that in 2011, Naver and Daum, Daum is the predecessor to Kakao, they filed a complaint before the KFTC challenging these agreements. That is, by pre-installing the, especially the Mada, pre-installing the Google search, Google is trying to extend its dominance from desktop to mobile. The problem was, the story that I heard was that Google lamented that the most searched word on the mobile Google search engine was "Naver." They wanted to download Naver app because that's what they wanted to use. And also on the desktop, the Naver share is about 80%. So in 2013, KFTC dismissed the complaint.