Just do the videos for yourself, maybe to communicate with a few youtube friends. Don't worry about a fanbase just yet. Worry more about content as you go on and get a feel for things. Yes, being prepared, doing research and a script are all helpful.
I live on facebook. Come see me there. http://www.facebook.com/tara.rizzatto
"If you cling to something as the absolute truth and you are caught in it, when the truth comes in person to knock on your door you will refuse to let it in." ~ Siddhartha Gautama
"If you cling to something as the absolute truth and you are caught in it, when the truth comes in person to knock on your door you will refuse to let it in." ~ Siddhartha Gautama