Dialectics is an incredible way to derive all kinds of Interesting insights and truths, and materialism, like not even bourgeois science is materialism, its positivism. The combination should absolutely be taught to everyone, every worker, there is no better way to learn to "think for yourself". But of course it is so totally alien that it is kind of hard to learn, especially when there isn't much good info for learning dialectics, let alone diamat; especially in the west. That's what makes Socialism: U&S such an amazing and impactful work