1. A personal computer, comprising: an internal hardware firewall configured to separate a protected side of the computer's hardware from a network side of the computer's hardware that is not protected by said internal hardware firewall, said network side being configured to connect to a network of computers including the Internet in order to be accessible to the network of computers; said protected side of the computer being protected by said internal hardware firewall such that said protected side is kept accessible to only a personal user of said computer; said protected side of the computer including at least one microprocessor; said network side of the computer being located between said internal hardware firewall and said network of computers; and said network side including hardware network communications components and one or more or two or four or eight or 16 or 32 or 64 or 128 or 256 or 512 or 1024 additional microprocessors; and said one or more microprocessors included in the network side of the computer being separate from said internal hardware firewall and said hardware network communications components.