Actually as someone with degrees and experience in both fields, you face unknowns FAR more often in the physical world than the software world. Man if only I ha

Actually as someone with degrees and experience in both fields, you face unknowns FAR more often in the physical world than the software world. Man if only I had a step debugger and some logs for that turbine that just exploded. There are a lot of reasons for the difference in disciplines but saying that software is "unknown and unsolved" is pretty far off the mark.