Former Taiwan President Tsai Ing-wen sparked a social media buzz this week after using the internet shorthand "YBSG" for the Japanese slang "yabasugi," among other references to Japan's youth culture.The Japanese word, which translates as "too crazy" or "mind-blowing," is an intensified form of the widely used slang term "yabai," which expresses shock, excitement and often means "amazing" and "incredible."On Thursday, Tsai commented "YBSG" in response to a post about sushi made with taro, as she is known to be a lover of the root vegetable. Later in the day, she posted an image of herself w…READ FULL ARTICLE