https://blog.h2f.kr/posts/130922-lg-is-watching-you-lg-ec-a0-84-ec-9e-90-ec-8a-a4-eb-a7-88-ed-8a-b8-ed-8f-b0-ec-9d-98-ec-82-ac-ec-9a-a9-ec-a0-95-eb-b3-b4-eb-a1-9c-ea-b9-85-ec-8b-9c-ec-8a-a4-ed-85-9c-mlt/