FPGA

Isn't it amazing that we have affordable software programmable hardware that you can design a whole processor in?

An FPGA is just a tool to help the whole design process.   If it doesn't work in Verilog it's not going to work in real transistors and knowing this is going to save a ton of time.

My reading: http://labs.domipheus.com/blog/category/projects/tpu/page/5/