Do You Like SETI? Fine, Then Let's Dump Methodological Naturalism

After reading my article about methodological naturalism (MN), a correspondent wrote and asked a good question:

Doesn't ID satisfy the requirements of MN, if we define MN as simply excluding inferences to supernatural causes? Obviously MN cannot rule out all cases of agent (versus strictly physical) causation. Because, if MN does exclude agent causation, then archaeology, the Search for Extraterrestrial Intelligence (SETI), and in fact many other areas of ongoing scientific research, would b...