IMHO "100% freedom" is utopia. You don't have 100% freedom even on a start-up. In a corp like Google you have managers, and in a start-up you have customers...

IMHO "100% freedom" is utopia. You don't have 100% freedom even on a start-up. In a corp like Google you have managers, and in a start-up you have customers... Having said that, if you work for a big high-tech corp (like I did, although I never worked for Google per se), you will find that it is hugely difficult and frustrating to push your own idea through the system.