An old LG air conditioner from more than two decades ago is suddenly the hottest commodity in South Korea right now, after a viral video showed its brand logo is made of pure gold. This long-forgotten detail resurfaced after YouTuber Ringring Unni, a retail jewelry shop owner in Seoul, uploaded a video on Dec. 11 that shows her appraising the six-letter “Whisen” logo pieces removed from an LG Electronics air conditioner model released in 2005. In the video, the customer who brought the logo lett