CVs are important. Street cred and what you’ve done is valuable. Wait no, they define you.
But if you don’t care about what you do, you won’t be successful at it. You can manage the hell out of something and work tirelessly. But if you aren’t passionate about what it is you do, your results will show it…for they will be but mediocrity.
For a good read on the value of Founders in a Startup even after the big boys come in to run things, check out – http://bsr.london.edu/lbs-article/767/index.html