Not sure about the private but I've been along for the ride for at least a year. I follow Ha Na to keep up with the Millennial generation and all their tiktoking fortnighting face-filtering and what have you.
If I understand the Google mush correctly, the first video is the current restoration of her crazy long backswing from the old days. The second video is her shorter swing from the most recent seasons. The acid test is this week.
Hye Sun Kim, a former KLPGA tour winner, seems to be playing on the Dream Tour these days. She won the current Dream Tour event. Also, she seems to now go by the name 'Kim Song Yeon'. (For some reason, sometimes one of the KLPGAers decides to change her name. I have no idea why they do that. In one case, the player then changed her name back a few years later. Someone directly asked Kim why she changed, but she just simply thanked her for the congratulations, dodging the question.)