Regarding an older podcast on Valliant
I found the text of his criticism
https://www.scribd.com/document/9421651/The-Passion-of-James-Valliant-s-Criticism
Meanwhile a detailed criticism of his criticism
https://www.objectivistliving.com/forums/topic/6280-the-passion-of-james-valliants-criticism-part-v/?tab=comments#comment-59958