I've read em all, they are alright. They are a little dated though and are more theory based, so where he advocates that we might flat a cbet with 33 on Q86 because in theory we need to defend 60% to stop villain
bluffing with any two cards, in game if you actually try and play like this you will most likely be making bad plays. So i wouldn't really recommend them to microstakes players because if you are playing them stakes there are bigger leaks/areas to focus on, but yeh by all means you can read them and im sure you will take something from them.