Has the classic ML course been deprecated? I noticed that following link no longer works: https://course.fast.ai/lessonsml1/lesson1.html https://course.fast.ai/

Has the classic ML course been deprecated? I noticed that following link no longer works: https://course.fast.ai/lessonsml1/lesson1.html https://course.fast.ai/lessonsml1/lesson1.html EDIT: looks like they've been moved to the following link instead: http://course18.fast.ai/ml.html http://course18.fast.ai/ml.html