I read this book a couple of years ago. About 1/3 (Smolin's) of it is really interesting. The main point about the primacy of Time is that traditional models of

I read this book a couple of years ago. About 1/3 (Smolin's) of it is really interesting. The main point about the primacy of Time is that traditional models of physics have an implicit time dimension for the laws, in additional the the time dimension of spacetime. Smolin suggests that the the laws of Physics are dynamical, evolving as a function of the state of the system.