The conflict between the apparently time symetries of physical law and any reasonable causal structure in the world isn't as big of a problem as many would have you believe. To be sure we need to start from a mathematical/geometric understanding of "what we see before us" that leads to a lot of time symmetric models and theory, but you need to consider causes and more particularly causal information and thinking/planning even to do science, to discover the laws. People like Jenann Ishmal have already thought about this deeply and