Can confirm. In Arika Okrent's excellent book that also covers Klingon, Esperanto, and Lojbahn among others. My favorite part is that the inventor was supposed

Can confirm. In Arika Okrent's excellent book that also covers Klingon, Esperanto, and Lojbahn among others. My favorite part is that the inventor was supposedly a total jerk to the nurse that was in charge of the program using the symbols, but she still took care of him later in life.