You are viewing a single comment's thread from:RE: ♨NightCoffee♨ 다가올 미래 4차산업혁명 <드론 편>. The 4th industrial revolution <Drone>View the full contextView the direct parentnightcoffee (53)in #kr-newbie • 8 years ago 항상 방문해 주셔서 감사합니다 : ))