自從哈爾喺電影出現之後 計算科學已經發展咗好多 我想像得到 ， 如果發明佢嘅 Chandra 博士今日喺度嘅話 佢實有好多問題問我哋
Computational science has evolved a lot since Hal came out in the movies, and if Dr. Chandra, who invented him, was here today, he would have had a lot of questions for us