How will production of electric cars affect production of gasoline cars in the future?

Do electric cars work?  How electric cars work?  Ptrol cars electric cars?  Why do you need electric cars?  Developments in Electric cars?  How do cars affect the planet?  When will you have electric cars?  When will gasoline cars be replaced?  What problems occur with electric cars?  How would cars look like in the future?  How do electric cars help air pollution?  What is the average epa of electric cars?  Should gasoline cars be changed to electric?  What is the amount of production for electric cars?  What are some disadvantages of using electric cars?  Name three ways cars might be powered in the future?  How will new food affect the production in a fruit fly?  How much milage is it gona use when future cars are invented?  What are the pros and cons of solar cars replacing gasoline cars?  What is an economic guideline to would-be buyers of electric cars?