The author seems to have missed out on the fact that information theory is a part of physics now. Not only are human brains computers. The entire universe is a

The author seems to have missed out on the fact that information theory is a part of physics now. Not only are human brains computers. The entire universe is a computer. The author seems to think that a computer must use bus lines, clock signals and silicon in order to be a computer. In actual fact, a computer doesn't even need to have software. You can make a computer with just analog components, without any digital chips in sight.