'Kick-starter' is not all fun and success. You really need to know what you're doing to leverage kickstarter properly and deliver on the promise.

Look at this project which has been failing miserably for nearly a year to deliver on their promise, and it's only for an iPhone case:

http://www.kickstarter.com/projects/...one-protection

Imagine how much more complex a phone would be. More components, more dimension and functionalities, compliance to comm standards, etc.