True, you should not think of your redesign/design thinking about type. That will be a disaster. But somewhere along the way you need to start looking into the options available and the personality you want to deliver though your designs.

Psst! I never get people's hatred for comic sans..its a typeface designed for a purpose. Now its not anyones mistake that Microsoft started packaging it with the OS and the HR departments of the corporate world thought of it as cool to use to be friendly in communication:P