Can Elon Musk and Tesla get the price of an electric car down to $30,000 because of a huge battery factory?

[youtube http://www.youtube.com/watch?v=IgKWPdJWuBQ&w=600&h=315]

There's been a ton about Tesla in the news lately -- about two days ago, it was on Google Trends -- but I'm not going to run that deep on it, since I'm not a business journalist. Here's what you essentially need to know about the current situation, though:

1. Most energy experts think a full…