In Japan, back to Kawano, the average Japanese person wasn't allowed to have a telephone, and Kawano's protégé, who's still alive, Yoshiyuki Abe, he built his own computer and software to create art.
Michael Spalter, Michael Spalter on 1960s Computer Art
I met one of Kawano's protégés, Yoshiyuki Abe. I actually went to Japan twice to meet with him.
Michael Spalter, Michael Spalter on 1960s Computer Art