The days when a car aficionado could repair his or her own car are long past, due primarily to the high software content.
Marc AndreessenSmart tech investor thinks about: a) future product roadmap, b) bottoms-up market size & growth, c) talent and skill of team. Essentially you are valuing things that have not yet happened, and the likelihood of the CEO and team being able to make them happen. Finance people find this appalling, but investors who do this well can make a lot of money.
Marc Andreessen