2) Computer crashes cost lives. If e.g. your doctor's device has an issue mid-> surgery, you potentially pay. Given that software can also crash, I'd go with a

2) Computer crashes cost lives. If e.g. your doctor's device has an issue mid-> surgery, you potentially pay. Given that software can also crash, I'd go with a different approach: Redundant Array of Inexpensive Computers. For most situations, RAIC1 is good enough.